66873380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{757}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 160962816

約数和(自身を除く): 94089436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 757, 1262, 1514, 2524, 3028, 3155, 3785, 4417, 5299, 6310, 7570, 8834, 10598, 12620, 15140, 17668, 21196, 22085, 26495, 44170, 52990, 88340, 105980, 477667, 955334, 1910668, 2388335, 3343669, 4776670, 6687338, 9553340, 13374676, 16718345, 33436690, 66873380]

約数ペア:

[(1, 66873380), (2, 33436690), (4, 16718345), (5, 13374676), (7, 9553340), (10, 6687338), (14, 4776670), (20, 3343669), (28, 2388335), (35, 1910668), (70, 955334), (140, 477667), (631, 105980), (757, 88340), (1262, 52990), (1514, 44170), (2524, 26495), (3028, 22085), (3155, 21196), (3785, 17668), (4417, 15140), (5299, 12620), (6310, 10598), (7570, 8834)]