99309440

素因数分解:

$2^7\times 5^1\times {\mathrm{155171}}^1$

素因数の和:155190

約数の個数: 32

約数和(自身を含む): 237413160

約数和(自身を除く): 138103720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 155171, 310342, 620684, 775855, 1241368, 1551710, 2482736, 3103420, 4965472, 6206840, 9930944, 12413680, 19861888, 24827360, 49654720, 99309440]

約数ペア:

[(1, 99309440), (2, 49654720), (4, 24827360), (5, 19861888), (8, 12413680), (10, 9930944), (16, 6206840), (20, 4965472), (32, 3103420), (40, 2482736), (64, 1551710), (80, 1241368), (128, 775855), (160, 620684), (320, 310342), (640, 155171)]