159968920

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{14867}}^1$

素因数の和:15147

約数の個数: 32

約数和(自身を含む): 361292400

約数和(自身を除く): 201323480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 14867, 29734, 59468, 74335, 118936, 148670, 297340, 594680, 3999223, 7998446, 15996892, 19996115, 31993784, 39992230, 79984460, 159968920]

約数ペア:

[(1, 159968920), (2, 79984460), (4, 39992230), (5, 31993784), (8, 19996115), (10, 15996892), (20, 7998446), (40, 3999223), (269, 594680), (538, 297340), (1076, 148670), (1345, 118936), (2152, 74335), (2690, 59468), (5380, 29734), (10760, 14867)]