78898105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6491}}^1$

素因数の和:6537

約数の個数: 32

約数和(自身を含む): 117790848

約数和(自身を除く): 38892743

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 6491, 12155, 32455, 71401, 84383, 110347, 357005, 421915, 551735, 928213, 1213817, 1434511, 4641065, 6069085, 7172555, 15779621, 78898105]

約数ペア:

[(1, 78898105), (5, 15779621), (11, 7172555), (13, 6069085), (17, 4641065), (55, 1434511), (65, 1213817), (85, 928213), (143, 551735), (187, 421915), (221, 357005), (715, 110347), (935, 84383), (1105, 71401), (2431, 32455), (6491, 12155)]