65677490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8431}}^1$

素因数の和:8498

約数の個数: 32

約数和(自身を含む): 127491840

約数和(自身を除く): 61814350

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 8431, 16862, 42155, 84310, 160189, 320378, 345671, 691342, 800945, 1601890, 1728355, 3456710, 6567749, 13135498, 32838745, 65677490]

約数ペア:

[(1, 65677490), (2, 32838745), (5, 13135498), (10, 6567749), (19, 3456710), (38, 1728355), (41, 1601890), (82, 800945), (95, 691342), (190, 345671), (205, 320378), (410, 160189), (779, 84310), (1558, 42155), (3895, 16862), (7790, 8431)]