64387360

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3907}}^1$

素因数の和:4025

約数の個数: 48

約数和(自身を含む): 153631296

約数和(自身を除く): 89243936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 3907, 4120, 7814, 8240, 15628, 16480, 19535, 31256, 39070, 62512, 78140, 125024, 156280, 312560, 402421, 625120, 804842, 1609684, 2012105, 3219368, 4024210, 6438736, 8048420, 12877472, 16096840, 32193680, 64387360]

約数ペア:

[(1, 64387360), (2, 32193680), (4, 16096840), (5, 12877472), (8, 8048420), (10, 6438736), (16, 4024210), (20, 3219368), (32, 2012105), (40, 1609684), (80, 804842), (103, 625120), (160, 402421), (206, 312560), (412, 156280), (515, 125024), (824, 78140), (1030, 62512), (1648, 39070), (2060, 31256), (3296, 19535), (3907, 16480), (4120, 15628), (7814, 8240)]