91173940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 96

約数和(自身を含む): 228614400

約数和(自身を除く): 137440460

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 110, 130, 142, 143, 220, 260, 284, 286, 355, 449, 572, 710, 715, 781, 898, 923, 1420, 1430, 1562, 1796, 1846, 2245, 2860, 3124, 3692, 3905, 4490, 4615, 4939, 5837, 7810, 8980, 9230, 9878, 10153, 11674, 15620, 18460, 19756, 20306, 23348, 24695, 29185, 31879, 40612, 49390, 50765, 58370, 63758, 64207, 98780, 101530, 116740, 127516, 128414, 159395, 203060, 256828, 318790, 321035, 350669, 414427, 637580, 642070, 701338, 828854, 1284140, 1402676, 1657708, 1753345, 2072135, 3506690, 4144270, 4558697, 7013380, 8288540, 9117394, 18234788, 22793485, 45586970, 91173940]

約数ペア:

[(1, 91173940), (2, 45586970), (4, 22793485), (5, 18234788), (10, 9117394), (11, 8288540), (13, 7013380), (20, 4558697), (22, 4144270), (26, 3506690), (44, 2072135), (52, 1753345), (55, 1657708), (65, 1402676), (71, 1284140), (110, 828854), (130, 701338), (142, 642070), (143, 637580), (220, 414427), (260, 350669), (284, 321035), (286, 318790), (355, 256828), (449, 203060), (572, 159395), (710, 128414), (715, 127516), (781, 116740), (898, 101530), (923, 98780), (1420, 64207), (1430, 63758), (1562, 58370), (1796, 50765), (1846, 49390), (2245, 40612), (2860, 31879), (3124, 29185), (3692, 24695), (3905, 23348), (4490, 20306), (4615, 19756), (4939, 18460), (5837, 15620), (7810, 11674), (8980, 10153), (9230, 9878)]