153923990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{45139}}^1$

素因数の和:45188

約数の個数: 32

約数和(自身を含む): 312007680

約数和(自身を除く): 158083690

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 45139, 90278, 225695, 451390, 496529, 993058, 1399309, 2482645, 2798618, 4965290, 6996545, 13993090, 15392399, 30784798, 76961995, 153923990]

約数ペア:

[(1, 153923990), (2, 76961995), (5, 30784798), (10, 15392399), (11, 13993090), (22, 6996545), (31, 4965290), (55, 2798618), (62, 2482645), (110, 1399309), (155, 993058), (310, 496529), (341, 451390), (682, 225695), (1705, 90278), (3410, 45139)]