64892750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 134289792

約数和(自身を除く): 69397042

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 125, 130, 205, 250, 325, 410, 487, 533, 650, 974, 1025, 1066, 1625, 2050, 2435, 2665, 3250, 4870, 5125, 5330, 6331, 10250, 12175, 12662, 13325, 19967, 24350, 26650, 31655, 39934, 60875, 63310, 66625, 99835, 121750, 133250, 158275, 199670, 259571, 316550, 499175, 519142, 791375, 998350, 1297855, 1582750, 2495875, 2595710, 4991750, 6489275, 12978550, 32446375, 64892750]

約数ペア:

[(1, 64892750), (2, 32446375), (5, 12978550), (10, 6489275), (13, 4991750), (25, 2595710), (26, 2495875), (41, 1582750), (50, 1297855), (65, 998350), (82, 791375), (125, 519142), (130, 499175), (205, 316550), (250, 259571), (325, 199670), (410, 158275), (487, 133250), (533, 121750), (650, 99835), (974, 66625), (1025, 63310), (1066, 60875), (1625, 39934), (2050, 31655), (2435, 26650), (2665, 24350), (3250, 19967), (4870, 13325), (5125, 12662), (5330, 12175), (6331, 10250)]