64987376

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{617}}^1$

素因数の和:881

約数の個数: 40

約数和(自身を含む): 131040720

約数和(自身を除く): 66053344

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 227, 232, 454, 464, 617, 908, 1234, 1816, 2468, 3632, 4936, 6583, 9872, 13166, 17893, 26332, 35786, 52664, 71572, 105328, 140059, 143144, 280118, 286288, 560236, 1120472, 2240944, 4061711, 8123422, 16246844, 32493688, 64987376]

約数ペア:

[(1, 64987376), (2, 32493688), (4, 16246844), (8, 8123422), (16, 4061711), (29, 2240944), (58, 1120472), (116, 560236), (227, 286288), (232, 280118), (454, 143144), (464, 140059), (617, 105328), (908, 71572), (1234, 52664), (1816, 35786), (2468, 26332), (3632, 17893), (4936, 13166), (6583, 9872)]