51327640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 145152000

約数和(自身を除く): 93824360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 91, 104, 118, 130, 140, 182, 236, 239, 260, 280, 295, 364, 413, 455, 472, 478, 520, 590, 728, 767, 826, 910, 956, 1180, 1195, 1534, 1652, 1673, 1820, 1912, 2065, 2360, 2390, 3068, 3107, 3304, 3346, 3640, 3835, 4130, 4780, 5369, 6136, 6214, 6692, 7670, 8260, 8365, 9560, 10738, 12428, 13384, 14101, 15340, 15535, 16520, 16730, 21476, 21749, 24856, 26845, 28202, 30680, 31070, 33460, 42952, 43498, 53690, 56404, 62140, 66920, 70505, 86996, 98707, 107380, 108745, 112808, 124280, 141010, 173992, 183313, 197414, 214760, 217490, 282020, 366626, 394828, 434980, 493535, 564040, 733252, 789656, 869960, 916565, 987070, 1283191, 1466504, 1833130, 1974140, 2566382, 3666260, 3948280, 5132764, 6415955, 7332520, 10265528, 12831910, 25663820, 51327640]

約数ペア:

[(1, 51327640), (2, 25663820), (4, 12831910), (5, 10265528), (7, 7332520), (8, 6415955), (10, 5132764), (13, 3948280), (14, 3666260), (20, 2566382), (26, 1974140), (28, 1833130), (35, 1466504), (40, 1283191), (52, 987070), (56, 916565), (59, 869960), (65, 789656), (70, 733252), (91, 564040), (104, 493535), (118, 434980), (130, 394828), (140, 366626), (182, 282020), (236, 217490), (239, 214760), (260, 197414), (280, 183313), (295, 173992), (364, 141010), (413, 124280), (455, 112808), (472, 108745), (478, 107380), (520, 98707), (590, 86996), (728, 70505), (767, 66920), (826, 62140), (910, 56404), (956, 53690), (1180, 43498), (1195, 42952), (1534, 33460), (1652, 31070), (1673, 30680), (1820, 28202), (1912, 26845), (2065, 24856), (2360, 21749), (2390, 21476), (3068, 16730), (3107, 16520), (3304, 15535), (3346, 15340), (3640, 14101), (3835, 13384), (4130, 12428), (4780, 10738), (5369, 9560), (6136, 8365), (6214, 8260), (6692, 7670)]