64542280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3121}}^1$

素因数の和:3190

約数の個数: 64

約数和(自身を含む): 161844480

約数和(自身を除く): 97302200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 3121, 4136, 5170, 6242, 10340, 12484, 15605, 20680, 24968, 31210, 34331, 62420, 68662, 124840, 137324, 146687, 171655, 274648, 293374, 343310, 586748, 686620, 733435, 1173496, 1373240, 1466870, 1613557, 2933740, 3227114, 5867480, 6454228, 8067785, 12908456, 16135570, 32271140, 64542280]

約数ペア:

[(1, 64542280), (2, 32271140), (4, 16135570), (5, 12908456), (8, 8067785), (10, 6454228), (11, 5867480), (20, 3227114), (22, 2933740), (40, 1613557), (44, 1466870), (47, 1373240), (55, 1173496), (88, 733435), (94, 686620), (110, 586748), (188, 343310), (220, 293374), (235, 274648), (376, 171655), (440, 146687), (470, 137324), (517, 124840), (940, 68662), (1034, 62420), (1880, 34331), (2068, 31210), (2585, 24968), (3121, 20680), (4136, 15605), (5170, 12484), (6242, 10340)]