71642550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 212772096

約数和(自身を除く): 141129546

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 50, 62, 70, 71, 75, 93, 105, 142, 150, 155, 175, 186, 210, 213, 217, 310, 350, 355, 426, 434, 465, 497, 525, 651, 710, 775, 930, 961, 994, 1050, 1065, 1085, 1302, 1491, 1550, 1775, 1922, 2130, 2170, 2201, 2325, 2485, 2883, 2982, 3255, 3550, 4402, 4650, 4805, 4970, 5325, 5425, 5766, 6510, 6603, 6727, 7455, 9610, 10650, 10850, 11005, 12425, 13206, 13454, 14415, 14910, 15407, 16275, 20181, 22010, 24025, 24850, 28830, 30814, 32550, 33015, 33635, 37275, 40362, 46221, 48050, 55025, 66030, 67270, 68231, 72075, 74550, 77035, 92442, 100905, 110050, 136462, 144150, 154070, 165075, 168175, 201810, 204693, 231105, 330150, 336350, 341155, 385175, 409386, 462210, 477617, 504525, 682310, 770350, 955234, 1009050, 1023465, 1155525, 1432851, 1705775, 2046930, 2311050, 2388085, 2865702, 3411550, 4776170, 5117325, 7164255, 10234650, 11940425, 14328510, 23880850, 35821275, 71642550]

約数ペア:

[(1, 71642550), (2, 35821275), (3, 23880850), (5, 14328510), (6, 11940425), (7, 10234650), (10, 7164255), (14, 5117325), (15, 4776170), (21, 3411550), (25, 2865702), (30, 2388085), (31, 2311050), (35, 2046930), (42, 1705775), (50, 1432851), (62, 1155525), (70, 1023465), (71, 1009050), (75, 955234), (93, 770350), (105, 682310), (142, 504525), (150, 477617), (155, 462210), (175, 409386), (186, 385175), (210, 341155), (213, 336350), (217, 330150), (310, 231105), (350, 204693), (355, 201810), (426, 168175), (434, 165075), (465, 154070), (497, 144150), (525, 136462), (651, 110050), (710, 100905), (775, 92442), (930, 77035), (961, 74550), (994, 72075), (1050, 68231), (1065, 67270), (1085, 66030), (1302, 55025), (1491, 48050), (1550, 46221), (1775, 40362), (1922, 37275), (2130, 33635), (2170, 33015), (2201, 32550), (2325, 30814), (2485, 28830), (2883, 24850), (2982, 24025), (3255, 22010), (3550, 20181), (4402, 16275), (4650, 15407), (4805, 14910), (4970, 14415), (5325, 13454), (5425, 13206), (5766, 12425), (6510, 11005), (6603, 10850), (6727, 10650), (7455, 9610)]