65153680

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7907}}^1$

素因数の和:8023

約数の個数: 40

約数和(自身を含む): 152972352

約数和(自身を除く): 87818672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 7907, 8240, 15814, 31628, 39535, 63256, 79070, 126512, 158140, 316280, 632560, 814421, 1628842, 3257684, 4072105, 6515368, 8144210, 13030736, 16288420, 32576840, 65153680]

約数ペア:

[(1, 65153680), (2, 32576840), (4, 16288420), (5, 13030736), (8, 8144210), (10, 6515368), (16, 4072105), (20, 3257684), (40, 1628842), (80, 814421), (103, 632560), (206, 316280), (412, 158140), (515, 126512), (824, 79070), (1030, 63256), (1648, 39535), (2060, 31628), (4120, 15814), (7907, 8240)]