64346650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 124992000

約数和(自身を除く): 60645350

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 199, 223, 290, 398, 446, 725, 995, 1115, 1450, 1990, 2230, 4975, 5575, 5771, 6467, 9950, 11150, 11542, 12934, 28855, 32335, 44377, 57710, 64670, 88754, 144275, 161675, 221885, 288550, 323350, 443770, 1109425, 1286933, 2218850, 2573866, 6434665, 12869330, 32173325, 64346650]

約数ペア:

[(1, 64346650), (2, 32173325), (5, 12869330), (10, 6434665), (25, 2573866), (29, 2218850), (50, 1286933), (58, 1109425), (145, 443770), (199, 323350), (223, 288550), (290, 221885), (398, 161675), (446, 144275), (725, 88754), (995, 64670), (1115, 57710), (1450, 44377), (1990, 32335), (2230, 28855), (4975, 12934), (5575, 11542), (5771, 11150), (6467, 9950)]