85557290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 191116800

約数和(自身を除く): 105559510

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 149, 182, 298, 455, 631, 745, 910, 1043, 1262, 1490, 1937, 2086, 3155, 3874, 4417, 5215, 6310, 8203, 8834, 9685, 10430, 13559, 16406, 19370, 22085, 27118, 41015, 44170, 57421, 67795, 82030, 94019, 114842, 135590, 188038, 287105, 470095, 574210, 658133, 940190, 1222247, 1316266, 2444494, 3290665, 6111235, 6581330, 8555729, 12222470, 17111458, 42778645, 85557290]

約数ペア:

[(1, 85557290), (2, 42778645), (5, 17111458), (7, 12222470), (10, 8555729), (13, 6581330), (14, 6111235), (26, 3290665), (35, 2444494), (65, 1316266), (70, 1222247), (91, 940190), (130, 658133), (149, 574210), (182, 470095), (298, 287105), (455, 188038), (631, 135590), (745, 114842), (910, 94019), (1043, 82030), (1262, 67795), (1490, 57421), (1937, 44170), (2086, 41015), (3155, 27118), (3874, 22085), (4417, 19370), (5215, 16406), (6310, 13559), (8203, 10430), (8834, 9685)]