629529520

素因数分解:

$2^4\times 5^1\times {\mathrm{659}}^1\times {\mathrm{11941}}^1$

素因数の和:12613

約数の個数: 40

約数和(自身を含む): 1465999920

約数和(自身を除く): 836470400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 659, 1318, 2636, 3295, 5272, 6590, 10544, 11941, 13180, 23882, 26360, 47764, 52720, 59705, 95528, 119410, 191056, 238820, 477640, 955280, 7869119, 15738238, 31476476, 39345595, 62952952, 78691190, 125905904, 157382380, 314764760, 629529520]

約数ペア:

[(1, 629529520), (2, 314764760), (4, 157382380), (5, 125905904), (8, 78691190), (10, 62952952), (16, 39345595), (20, 31476476), (40, 15738238), (80, 7869119), (659, 955280), (1318, 477640), (2636, 238820), (3295, 191056), (5272, 119410), (6590, 95528), (10544, 59705), (11941, 52720), (13180, 47764), (23882, 26360)]