64519060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5477}}^1$

素因数の和:5536

約数の個数: 48

約数和(自身を含む): 147248640

約数和(自身を除く): 82729580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5477, 5890, 10954, 11780, 21908, 27385, 54770, 104063, 109540, 169787, 208126, 339574, 416252, 520315, 679148, 848935, 1040630, 1697870, 2081260, 3225953, 3395740, 6451906, 12903812, 16129765, 32259530, 64519060]

約数ペア:

[(1, 64519060), (2, 32259530), (4, 16129765), (5, 12903812), (10, 6451906), (19, 3395740), (20, 3225953), (31, 2081260), (38, 1697870), (62, 1040630), (76, 848935), (95, 679148), (124, 520315), (155, 416252), (190, 339574), (310, 208126), (380, 169787), (589, 109540), (620, 104063), (1178, 54770), (2356, 27385), (2945, 21908), (5477, 11780), (5890, 10954)]