61708040

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{3067}}^1$

素因数の和:3581

約数の個数: 32

約数和(自身を含む): 139164480

約数和(自身を除く): 77456440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 3067, 4024, 5030, 6134, 10060, 12268, 15335, 20120, 24536, 30670, 61340, 122680, 1542701, 3085402, 6170804, 7713505, 12341608, 15427010, 30854020, 61708040]

約数ペア:

[(1, 61708040), (2, 30854020), (4, 15427010), (5, 12341608), (8, 7713505), (10, 6170804), (20, 3085402), (40, 1542701), (503, 122680), (1006, 61340), (2012, 30670), (2515, 24536), (3067, 20120), (4024, 15335), (5030, 12268), (6134, 10060)]