71389184872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2539}}^1\times {\mathrm{2617}}^1$

素因数の和:5258

約数の個数: 64

約数和(自身を含む): 143633952000

約数和(自身を除く): 72244767128

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 316, 632, 1343, 2539, 2617, 2686, 5078, 5234, 5372, 10156, 10468, 10744, 20312, 20936, 43163, 44489, 86326, 88978, 172652, 177956, 200581, 206743, 345304, 355912, 401162, 413486, 802324, 826972, 1604648, 1653944, 3409877, 3514631, 6644563, 6819754, 7029262, 13289126, 13639508, 14058524, 26578252, 27279016, 28117048, 53156504, 112957571, 225915142, 451830284, 524920477, 903660568, 1049840954, 2099681908, 4199363816, 8923648109, 17847296218, 35694592436, 71389184872]

約数ペア:

[(1, 71389184872), (2, 35694592436), (4, 17847296218), (8, 8923648109), (17, 4199363816), (34, 2099681908), (68, 1049840954), (79, 903660568), (136, 524920477), (158, 451830284), (316, 225915142), (632, 112957571), (1343, 53156504), (2539, 28117048), (2617, 27279016), (2686, 26578252), (5078, 14058524), (5234, 13639508), (5372, 13289126), (10156, 7029262), (10468, 6819754), (10744, 6644563), (20312, 3514631), (20936, 3409877), (43163, 1653944), (44489, 1604648), (86326, 826972), (88978, 802324), (172652, 413486), (177956, 401162), (200581, 355912), (206743, 345304)]