67437890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1171}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 131132736

約数和(自身を除く): 63694846

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 443, 886, 1171, 2215, 2342, 4430, 5759, 5855, 11518, 11710, 15223, 28795, 30446, 57590, 76115, 152230, 518753, 1037506, 2593765, 5187530, 6743789, 13487578, 33718945, 67437890]

約数ペア:

[(1, 67437890), (2, 33718945), (5, 13487578), (10, 6743789), (13, 5187530), (26, 2593765), (65, 1037506), (130, 518753), (443, 152230), (886, 76115), (1171, 57590), (2215, 30446), (2342, 28795), (4430, 15223), (5759, 11710), (5855, 11518)]