157234480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4877}}^1$

素因数の和:4934

約数の個数: 80

約数和(自身を含む): 406473984

約数和(自身を除く): 249239504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4877, 6448, 8060, 9754, 16120, 19508, 24385, 32240, 39016, 48770, 63401, 78032, 97540, 126802, 151187, 195080, 253604, 302374, 317005, 390160, 507208, 604748, 634010, 755935, 1014416, 1209496, 1268020, 1511870, 1965431, 2418992, 2536040, 3023740, 3930862, 5072080, 6047480, 7861724, 9827155, 12094960, 15723448, 19654310, 31446896, 39308620, 78617240, 157234480]

約数ペア:

[(1, 157234480), (2, 78617240), (4, 39308620), (5, 31446896), (8, 19654310), (10, 15723448), (13, 12094960), (16, 9827155), (20, 7861724), (26, 6047480), (31, 5072080), (40, 3930862), (52, 3023740), (62, 2536040), (65, 2418992), (80, 1965431), (104, 1511870), (124, 1268020), (130, 1209496), (155, 1014416), (208, 755935), (248, 634010), (260, 604748), (310, 507208), (403, 390160), (496, 317005), (520, 302374), (620, 253604), (806, 195080), (1040, 151187), (1240, 126802), (1612, 97540), (2015, 78032), (2480, 63401), (3224, 48770), (4030, 39016), (4877, 32240), (6448, 24385), (8060, 19508), (9754, 16120)]