15331250

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 31497984

約数和(自身を除く): 16166734

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 223, 250, 275, 446, 550, 625, 1115, 1250, 1375, 2230, 2453, 2750, 3125, 4906, 5575, 6250, 6875, 11150, 12265, 13750, 24530, 27875, 34375, 55750, 61325, 68750, 122650, 139375, 278750, 306625, 613250, 696875, 1393750, 1533125, 3066250, 7665625, 15331250]

約数ペア:

[(1, 15331250), (2, 7665625), (5, 3066250), (10, 1533125), (11, 1393750), (22, 696875), (25, 613250), (50, 306625), (55, 278750), (110, 139375), (125, 122650), (223, 68750), (250, 61325), (275, 55750), (446, 34375), (550, 27875), (625, 24530), (1115, 13750), (1250, 12265), (1375, 11150), (2230, 6875), (2453, 6250), (2750, 5575), (3125, 4906)]