328307360

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66191}}^1$

素因数の和:66237

約数の個数: 48

約数和(自身を含む): 800658432

約数和(自身を除く): 472351072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 66191, 132382, 264764, 330955, 529528, 661910, 1059056, 1323820, 2051921, 2118112, 2647640, 4103842, 5295280, 8207684, 10259605, 10590560, 16415368, 20519210, 32830736, 41038420, 65661472, 82076840, 164153680, 328307360]

約数ペア:

[(1, 328307360), (2, 164153680), (4, 82076840), (5, 65661472), (8, 41038420), (10, 32830736), (16, 20519210), (20, 16415368), (31, 10590560), (32, 10259605), (40, 8207684), (62, 5295280), (80, 4103842), (124, 2647640), (155, 2118112), (160, 2051921), (248, 1323820), (310, 1059056), (496, 661910), (620, 529528), (992, 330955), (1240, 264764), (2480, 132382), (4960, 66191)]