663662680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{9697}}^1$

素因数の和:9796

約数の個数: 64

約数和(自身を含む): 1571076000

約数和(自身を除く): 907413320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 290, 295, 472, 580, 590, 1160, 1180, 1711, 2360, 3422, 6844, 8555, 9697, 13688, 17110, 19394, 34220, 38788, 48485, 68440, 77576, 96970, 193940, 281213, 387880, 562426, 572123, 1124852, 1144246, 1406065, 2249704, 2288492, 2812130, 2860615, 4576984, 5624260, 5721230, 11248520, 11442460, 16591567, 22884920, 33183134, 66366268, 82957835, 132732536, 165915670, 331831340, 663662680]

約数ペア:

[(1, 663662680), (2, 331831340), (4, 165915670), (5, 132732536), (8, 82957835), (10, 66366268), (20, 33183134), (29, 22884920), (40, 16591567), (58, 11442460), (59, 11248520), (116, 5721230), (118, 5624260), (145, 4576984), (232, 2860615), (236, 2812130), (290, 2288492), (295, 2249704), (472, 1406065), (580, 1144246), (590, 1124852), (1160, 572123), (1180, 562426), (1711, 387880), (2360, 281213), (3422, 193940), (6844, 96970), (8555, 77576), (9697, 68440), (13688, 48485), (17110, 38788), (19394, 34220)]