79454960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4021}}^1$

素因数の和:4066

約数の個数: 80

約数和(自身を含む): 209465760

約数和(自身を除く): 130010800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4021, 4940, 8042, 9880, 16084, 19760, 20105, 32168, 40210, 52273, 64336, 76399, 80420, 104546, 152798, 160840, 209092, 261365, 305596, 321680, 381995, 418184, 522730, 611192, 763990, 836368, 993187, 1045460, 1222384, 1527980, 1986374, 2090920, 3055960, 3972748, 4181840, 4965935, 6111920, 7945496, 9931870, 15890992, 19863740, 39727480, 79454960]

約数ペア:

[(1, 79454960), (2, 39727480), (4, 19863740), (5, 15890992), (8, 9931870), (10, 7945496), (13, 6111920), (16, 4965935), (19, 4181840), (20, 3972748), (26, 3055960), (38, 2090920), (40, 1986374), (52, 1527980), (65, 1222384), (76, 1045460), (80, 993187), (95, 836368), (104, 763990), (130, 611192), (152, 522730), (190, 418184), (208, 381995), (247, 321680), (260, 305596), (304, 261365), (380, 209092), (494, 160840), (520, 152798), (760, 104546), (988, 80420), (1040, 76399), (1235, 64336), (1520, 52273), (1976, 40210), (2470, 32168), (3952, 20105), (4021, 19760), (4940, 16084), (8042, 9880)]