328062640

素因数分解:

$2^4\times 5^1\times {\mathrm{569}}^1\times {\mathrm{7207}}^1$

素因数の和:7789

約数の個数: 40

約数和(自身を含む): 764192160

約数和(自身を除く): 436129520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 569, 1138, 2276, 2845, 4552, 5690, 7207, 9104, 11380, 14414, 22760, 28828, 36035, 45520, 57656, 72070, 115312, 144140, 288280, 576560, 4100783, 8201566, 16403132, 20503915, 32806264, 41007830, 65612528, 82015660, 164031320, 328062640]

約数ペア:

[(1, 328062640), (2, 164031320), (4, 82015660), (5, 65612528), (8, 41007830), (10, 32806264), (16, 20503915), (20, 16403132), (40, 8201566), (80, 4100783), (569, 576560), (1138, 288280), (2276, 144140), (2845, 115312), (4552, 72070), (5690, 57656), (7207, 45520), (9104, 36035), (11380, 28828), (14414, 22760)]