201287320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1439}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 489888000

約数和(自身を除く): 288600680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 269, 520, 538, 1076, 1345, 1439, 2152, 2690, 2878, 3497, 5380, 5756, 6994, 7195, 10760, 11512, 13988, 14390, 17485, 18707, 27976, 28780, 34970, 37414, 57560, 69940, 74828, 93535, 139880, 149656, 187070, 374140, 387091, 748280, 774182, 1548364, 1935455, 3096728, 3870910, 5032183, 7741820, 10064366, 15483640, 20128732, 25160915, 40257464, 50321830, 100643660, 201287320]

約数ペア:

[(1, 201287320), (2, 100643660), (4, 50321830), (5, 40257464), (8, 25160915), (10, 20128732), (13, 15483640), (20, 10064366), (26, 7741820), (40, 5032183), (52, 3870910), (65, 3096728), (104, 1935455), (130, 1548364), (260, 774182), (269, 748280), (520, 387091), (538, 374140), (1076, 187070), (1345, 149656), (1439, 139880), (2152, 93535), (2690, 74828), (2878, 69940), (3497, 57560), (5380, 37414), (5756, 34970), (6994, 28780), (7195, 27976), (10760, 18707), (11512, 17485), (13988, 14390)]