77261920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:504

約数の個数: 96

約数和(自身を含む): 193971456

約数和(自身を除く): 116709536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 74, 80, 124, 148, 155, 160, 185, 248, 296, 310, 370, 421, 496, 592, 620, 740, 842, 992, 1147, 1184, 1240, 1480, 1684, 2105, 2294, 2480, 2960, 3368, 4210, 4588, 4960, 5735, 5920, 6736, 8420, 9176, 11470, 13051, 13472, 15577, 16840, 18352, 22940, 26102, 31154, 33680, 36704, 45880, 52204, 62308, 65255, 67360, 77885, 91760, 104408, 124616, 130510, 155770, 183520, 208816, 249232, 261020, 311540, 417632, 482887, 498464, 522040, 623080, 965774, 1044080, 1246160, 1931548, 2088160, 2414435, 2492320, 3863096, 4828870, 7726192, 9657740, 15452384, 19315480, 38630960, 77261920]

約数ペア:

[(1, 77261920), (2, 38630960), (4, 19315480), (5, 15452384), (8, 9657740), (10, 7726192), (16, 4828870), (20, 3863096), (31, 2492320), (32, 2414435), (37, 2088160), (40, 1931548), (62, 1246160), (74, 1044080), (80, 965774), (124, 623080), (148, 522040), (155, 498464), (160, 482887), (185, 417632), (248, 311540), (296, 261020), (310, 249232), (370, 208816), (421, 183520), (496, 155770), (592, 130510), (620, 124616), (740, 104408), (842, 91760), (992, 77885), (1147, 67360), (1184, 65255), (1240, 62308), (1480, 52204), (1684, 45880), (2105, 36704), (2294, 33680), (2480, 31154), (2960, 26102), (3368, 22940), (4210, 18352), (4588, 16840), (4960, 15577), (5735, 13472), (5920, 13051), (6736, 11470), (8420, 9176)]