66559740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85333}}^1$

素因数の和:85358

約数の個数: 48

約数和(自身を含む): 200705568

約数和(自身を除く): 134145828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 85333, 170666, 255999, 341332, 426665, 511998, 853330, 1023996, 1109329, 1279995, 1706660, 2218658, 2559990, 3327987, 4437316, 5119980, 5546645, 6655974, 11093290, 13311948, 16639935, 22186580, 33279870, 66559740]

約数ペア:

[(1, 66559740), (2, 33279870), (3, 22186580), (4, 16639935), (5, 13311948), (6, 11093290), (10, 6655974), (12, 5546645), (13, 5119980), (15, 4437316), (20, 3327987), (26, 2559990), (30, 2218658), (39, 1706660), (52, 1279995), (60, 1109329), (65, 1023996), (78, 853330), (130, 511998), (156, 426665), (195, 341332), (260, 255999), (390, 170666), (780, 85333)]