68250890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 134424576

約数和(自身を除く): 66173686

約数列:

[1, 2, 5, 10, 23, 43, 46, 67, 86, 103, 115, 134, 206, 215, 230, 335, 430, 515, 670, 989, 1030, 1541, 1978, 2369, 2881, 3082, 4429, 4738, 4945, 5762, 6901, 7705, 8858, 9890, 11845, 13802, 14405, 15410, 22145, 23690, 28810, 34505, 44290, 66263, 69010, 101867, 132526, 158723, 203734, 296743, 317446, 331315, 509335, 593486, 662630, 793615, 1018670, 1483715, 1587230, 2967430, 6825089, 13650178, 34125445, 68250890]

約数ペア:

[(1, 68250890), (2, 34125445), (5, 13650178), (10, 6825089), (23, 2967430), (43, 1587230), (46, 1483715), (67, 1018670), (86, 793615), (103, 662630), (115, 593486), (134, 509335), (206, 331315), (215, 317446), (230, 296743), (335, 203734), (430, 158723), (515, 132526), (670, 101867), (989, 69010), (1030, 66263), (1541, 44290), (1978, 34505), (2369, 28810), (2881, 23690), (3082, 22145), (4429, 15410), (4738, 14405), (4945, 13802), (5762, 11845), (6901, 9890), (7705, 8858)]