67807760

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{3517}}^1$

素因数の和:3771

約数の個数: 40

約数和(自身を含む): 158352216

約数和(自身を除く): 90544456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3517, 3856, 4820, 7034, 9640, 14068, 17585, 19280, 28136, 35170, 56272, 70340, 140680, 281360, 847597, 1695194, 3390388, 4237985, 6780776, 8475970, 13561552, 16951940, 33903880, 67807760]

約数ペア:

[(1, 67807760), (2, 33903880), (4, 16951940), (5, 13561552), (8, 8475970), (10, 6780776), (16, 4237985), (20, 3390388), (40, 1695194), (80, 847597), (241, 281360), (482, 140680), (964, 70340), (1205, 56272), (1928, 35170), (2410, 28136), (3517, 19280), (3856, 17585), (4820, 14068), (7034, 9640)]