81653550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 242984448

約数和(自身を除く): 161330898

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 25, 30, 33, 34, 41, 50, 51, 55, 66, 71, 75, 82, 85, 102, 110, 123, 142, 150, 165, 170, 187, 205, 213, 246, 255, 275, 330, 355, 374, 410, 425, 426, 451, 510, 550, 561, 615, 697, 710, 781, 825, 850, 902, 935, 1025, 1065, 1122, 1207, 1230, 1275, 1353, 1394, 1562, 1650, 1775, 1870, 2050, 2091, 2130, 2255, 2343, 2414, 2550, 2706, 2805, 2911, 3075, 3485, 3550, 3621, 3905, 4182, 4510, 4675, 4686, 5325, 5610, 5822, 6035, 6150, 6765, 6970, 7242, 7667, 7810, 8733, 9350, 10455, 10650, 11275, 11715, 12070, 13277, 13530, 14025, 14555, 15334, 17425, 17466, 18105, 19525, 20910, 22550, 23001, 23430, 26554, 28050, 29110, 30175, 32021, 33825, 34850, 36210, 38335, 39050, 39831, 43665, 46002, 49487, 52275, 58575, 60350, 64042, 66385, 67650, 72775, 76670, 79662, 87330, 90525, 96063, 98974, 104550, 115005, 117150, 132770, 145550, 148461, 160105, 181050, 191675, 192126, 199155, 218325, 230010, 247435, 296922, 320210, 331925, 383350, 398310, 436650, 480315, 494870, 544357, 575025, 663850, 742305, 800525, 960630, 995775, 1088714, 1150050, 1237175, 1484610, 1601050, 1633071, 1991550, 2401575, 2474350, 2721785, 3266142, 3711525, 4803150, 5443570, 7423050, 8165355, 13608925, 16330710, 27217850, 40826775, 81653550]

約数ペア:

[(1, 81653550), (2, 40826775), (3, 27217850), (5, 16330710), (6, 13608925), (10, 8165355), (11, 7423050), (15, 5443570), (17, 4803150), (22, 3711525), (25, 3266142), (30, 2721785), (33, 2474350), (34, 2401575), (41, 1991550), (50, 1633071), (51, 1601050), (55, 1484610), (66, 1237175), (71, 1150050), (75, 1088714), (82, 995775), (85, 960630), (102, 800525), (110, 742305), (123, 663850), (142, 575025), (150, 544357), (165, 494870), (170, 480315), (187, 436650), (205, 398310), (213, 383350), (246, 331925), (255, 320210), (275, 296922), (330, 247435), (355, 230010), (374, 218325), (410, 199155), (425, 192126), (426, 191675), (451, 181050), (510, 160105), (550, 148461), (561, 145550), (615, 132770), (697, 117150), (710, 115005), (781, 104550), (825, 98974), (850, 96063), (902, 90525), (935, 87330), (1025, 79662), (1065, 76670), (1122, 72775), (1207, 67650), (1230, 66385), (1275, 64042), (1353, 60350), (1394, 58575), (1562, 52275), (1650, 49487), (1775, 46002), (1870, 43665), (2050, 39831), (2091, 39050), (2130, 38335), (2255, 36210), (2343, 34850), (2414, 33825), (2550, 32021), (2706, 30175), (2805, 29110), (2911, 28050), (3075, 26554), (3485, 23430), (3550, 23001), (3621, 22550), (3905, 20910), (4182, 19525), (4510, 18105), (4675, 17466), (4686, 17425), (5325, 15334), (5610, 14555), (5822, 14025), (6035, 13530), (6150, 13277), (6765, 12070), (6970, 11715), (7242, 11275), (7667, 10650), (7810, 10455), (8733, 9350)]