65410120

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{3251}}^1$

素因数の和:3765

約数の個数: 32

約数和(自身を含む): 147510720

約数和(自身を除く): 82100600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 3251, 4024, 5030, 6502, 10060, 13004, 16255, 20120, 26008, 32510, 65020, 130040, 1635253, 3270506, 6541012, 8176265, 13082024, 16352530, 32705060, 65410120]

約数ペア:

[(1, 65410120), (2, 32705060), (4, 16352530), (5, 13082024), (8, 8176265), (10, 6541012), (20, 3270506), (40, 1635253), (503, 130040), (1006, 65020), (2012, 32510), (2515, 26008), (3251, 20120), (4024, 16255), (5030, 13004), (6502, 10060)]