9128080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 23373504

約数和(自身を除く): 14245424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 131, 134, 208, 260, 262, 268, 335, 520, 524, 536, 655, 670, 871, 1040, 1048, 1072, 1310, 1340, 1703, 1742, 2096, 2620, 2680, 3406, 3484, 4355, 5240, 5360, 6812, 6968, 8515, 8710, 8777, 10480, 13624, 13936, 17030, 17420, 17554, 27248, 34060, 34840, 35108, 43885, 68120, 69680, 70216, 87770, 114101, 136240, 140432, 175540, 228202, 351080, 456404, 570505, 702160, 912808, 1141010, 1825616, 2282020, 4564040, 9128080]

約数ペア:

[(1, 9128080), (2, 4564040), (4, 2282020), (5, 1825616), (8, 1141010), (10, 912808), (13, 702160), (16, 570505), (20, 456404), (26, 351080), (40, 228202), (52, 175540), (65, 140432), (67, 136240), (80, 114101), (104, 87770), (130, 70216), (131, 69680), (134, 68120), (208, 43885), (260, 35108), (262, 34840), (268, 34060), (335, 27248), (520, 17554), (524, 17420), (536, 17030), (655, 13936), (670, 13624), (871, 10480), (1040, 8777), (1048, 8710), (1072, 8515), (1310, 6968), (1340, 6812), (1703, 5360), (1742, 5240), (2096, 4355), (2620, 3484), (2680, 3406)]