51294100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 139116096

約数和(自身を除く): 87821996

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 25, 26, 34, 44, 50, 52, 55, 65, 68, 85, 100, 110, 130, 143, 170, 187, 211, 220, 221, 260, 275, 286, 325, 340, 374, 422, 425, 442, 550, 572, 650, 715, 748, 844, 850, 884, 935, 1055, 1100, 1105, 1300, 1430, 1700, 1870, 2110, 2210, 2321, 2431, 2743, 2860, 3575, 3587, 3740, 4220, 4420, 4642, 4675, 4862, 5275, 5486, 5525, 7150, 7174, 9284, 9350, 9724, 10550, 10972, 11050, 11605, 12155, 13715, 14300, 14348, 17935, 18700, 21100, 22100, 23210, 24310, 27430, 30173, 35870, 39457, 46420, 46631, 48620, 54860, 58025, 60346, 60775, 68575, 71740, 78914, 89675, 93262, 116050, 120692, 121550, 137150, 150865, 157828, 179350, 186524, 197285, 232100, 233155, 243100, 274300, 301730, 358700, 394570, 466310, 512941, 603460, 754325, 789140, 932620, 986425, 1025882, 1165775, 1508650, 1972850, 2051764, 2331550, 2564705, 3017300, 3945700, 4663100, 5129410, 10258820, 12823525, 25647050, 51294100]

約数ペア:

[(1, 51294100), (2, 25647050), (4, 12823525), (5, 10258820), (10, 5129410), (11, 4663100), (13, 3945700), (17, 3017300), (20, 2564705), (22, 2331550), (25, 2051764), (26, 1972850), (34, 1508650), (44, 1165775), (50, 1025882), (52, 986425), (55, 932620), (65, 789140), (68, 754325), (85, 603460), (100, 512941), (110, 466310), (130, 394570), (143, 358700), (170, 301730), (187, 274300), (211, 243100), (220, 233155), (221, 232100), (260, 197285), (275, 186524), (286, 179350), (325, 157828), (340, 150865), (374, 137150), (422, 121550), (425, 120692), (442, 116050), (550, 93262), (572, 89675), (650, 78914), (715, 71740), (748, 68575), (844, 60775), (850, 60346), (884, 58025), (935, 54860), (1055, 48620), (1100, 46631), (1105, 46420), (1300, 39457), (1430, 35870), (1700, 30173), (1870, 27430), (2110, 24310), (2210, 23210), (2321, 22100), (2431, 21100), (2743, 18700), (2860, 17935), (3575, 14348), (3587, 14300), (3740, 13715), (4220, 12155), (4420, 11605), (4642, 11050), (4675, 10972), (4862, 10550), (5275, 9724), (5486, 9350), (5525, 9284), (7150, 7174)]