67274275

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 85494528

約数和(自身を除く): 18220253

約数列:

[1, 5, 25, 71, 151, 251, 355, 755, 1255, 1775, 3775, 6275, 10721, 17821, 37901, 53605, 89105, 189505, 268025, 445525, 947525, 2690971, 13454855, 67274275]

約数ペア:

[(1, 67274275), (5, 13454855), (25, 2690971), (71, 947525), (151, 445525), (251, 268025), (355, 189505), (755, 89105), (1255, 53605), (1775, 37901), (3775, 17821), (6275, 10721)]