25945840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 64281600

約数和(自身を除く): 38335760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 59, 80, 92, 115, 118, 184, 230, 236, 239, 295, 368, 460, 472, 478, 590, 920, 944, 956, 1180, 1195, 1357, 1840, 1912, 2360, 2390, 2714, 3824, 4720, 4780, 5428, 5497, 6785, 9560, 10856, 10994, 13570, 14101, 19120, 21712, 21988, 27140, 27485, 28202, 43976, 54280, 54970, 56404, 70505, 87952, 108560, 109940, 112808, 141010, 219880, 225616, 282020, 324323, 439760, 564040, 648646, 1128080, 1297292, 1621615, 2594584, 3243230, 5189168, 6486460, 12972920, 25945840]

約数ペア:

[(1, 25945840), (2, 12972920), (4, 6486460), (5, 5189168), (8, 3243230), (10, 2594584), (16, 1621615), (20, 1297292), (23, 1128080), (40, 648646), (46, 564040), (59, 439760), (80, 324323), (92, 282020), (115, 225616), (118, 219880), (184, 141010), (230, 112808), (236, 109940), (239, 108560), (295, 87952), (368, 70505), (460, 56404), (472, 54970), (478, 54280), (590, 43976), (920, 28202), (944, 27485), (956, 27140), (1180, 21988), (1195, 21712), (1357, 19120), (1840, 14101), (1912, 13570), (2360, 10994), (2390, 10856), (2714, 9560), (3824, 6785), (4720, 5497), (4780, 5428)]