31529890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3023}}^1$

素因数の和:3186

約数の個数: 32

約数和(自身を含む): 65318400

約数和(自身を除く): 33788510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 1043, 1490, 2086, 3023, 5215, 6046, 10430, 15115, 21161, 30230, 42322, 105805, 211610, 450427, 900854, 2252135, 3152989, 4504270, 6305978, 15764945, 31529890]

約数ペア:

[(1, 31529890), (2, 15764945), (5, 6305978), (7, 4504270), (10, 3152989), (14, 2252135), (35, 900854), (70, 450427), (149, 211610), (298, 105805), (745, 42322), (1043, 30230), (1490, 21161), (2086, 15115), (3023, 10430), (5215, 6046)]