79156640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15959}}^1$

素因数の和:16005

約数の個数: 48

約数和(自身を含む): 193052160

約数和(自身を除く): 113895520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 15959, 31918, 63836, 79795, 127672, 159590, 255344, 319180, 494729, 510688, 638360, 989458, 1276720, 1978916, 2473645, 2553440, 3957832, 4947290, 7915664, 9894580, 15831328, 19789160, 39578320, 79156640]

約数ペア:

[(1, 79156640), (2, 39578320), (4, 19789160), (5, 15831328), (8, 9894580), (10, 7915664), (16, 4947290), (20, 3957832), (31, 2553440), (32, 2473645), (40, 1978916), (62, 1276720), (80, 989458), (124, 638360), (155, 510688), (160, 494729), (248, 319180), (310, 255344), (496, 159590), (620, 127672), (992, 79795), (1240, 63836), (2480, 31918), (4960, 15959)]