61466960

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^2\times {\mathrm{97}}^1$

素因数の和:288

約数の個数: 60

約数和(自身を含む): 146024508

約数和(自身を除く): 84557548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 97, 178, 194, 356, 388, 445, 485, 712, 776, 890, 970, 1424, 1552, 1780, 1940, 3560, 3880, 7120, 7760, 7921, 8633, 15842, 17266, 31684, 34532, 39605, 43165, 63368, 69064, 79210, 86330, 126736, 138128, 158420, 172660, 316840, 345320, 633680, 690640, 768337, 1536674, 3073348, 3841685, 6146696, 7683370, 12293392, 15366740, 30733480, 61466960]

約数ペア:

[(1, 61466960), (2, 30733480), (4, 15366740), (5, 12293392), (8, 7683370), (10, 6146696), (16, 3841685), (20, 3073348), (40, 1536674), (80, 768337), (89, 690640), (97, 633680), (178, 345320), (194, 316840), (356, 172660), (388, 158420), (445, 138128), (485, 126736), (712, 86330), (776, 79210), (890, 69064), (970, 63368), (1424, 43165), (1552, 39605), (1780, 34532), (1940, 31684), (3560, 17266), (3880, 15842), (7120, 8633), (7760, 7921)]