80163520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8081}}^1$

素因数の和:8129

約数の個数: 56

約数和(自身を含む): 197071488

約数和(自身を除く): 116907968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8081, 9920, 16162, 32324, 40405, 64648, 80810, 129296, 161620, 250511, 258592, 323240, 501022, 517184, 646480, 1002044, 1252555, 1292960, 2004088, 2505110, 2585920, 4008176, 5010220, 8016352, 10020440, 16032704, 20040880, 40081760, 80163520]

約数ペア:

[(1, 80163520), (2, 40081760), (4, 20040880), (5, 16032704), (8, 10020440), (10, 8016352), (16, 5010220), (20, 4008176), (31, 2585920), (32, 2505110), (40, 2004088), (62, 1292960), (64, 1252555), (80, 1002044), (124, 646480), (155, 517184), (160, 501022), (248, 323240), (310, 258592), (320, 250511), (496, 161620), (620, 129296), (992, 80810), (1240, 64648), (1984, 40405), (2480, 32324), (4960, 16162), (8081, 9920)]