64772360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{30553}}^1$

素因数の和:30617

約数の個数: 32

約数和(自身を含む): 148492440

約数和(自身を除く): 83720080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 30553, 61106, 122212, 152765, 244424, 305530, 611060, 1222120, 1619309, 3238618, 6477236, 8096545, 12954472, 16193090, 32386180, 64772360]

約数ペア:

[(1, 64772360), (2, 32386180), (4, 16193090), (5, 12954472), (8, 8096545), (10, 6477236), (20, 3238618), (40, 1619309), (53, 1222120), (106, 611060), (212, 305530), (265, 244424), (424, 152765), (530, 122212), (1060, 61106), (2120, 30553)]