100892420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 216494208

約数和(自身を除く): 115601788

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 227, 284, 313, 355, 454, 626, 710, 908, 1135, 1252, 1420, 1565, 2270, 3130, 4540, 6260, 16117, 22223, 32234, 44446, 64468, 71051, 80585, 88892, 111115, 142102, 161170, 222230, 284204, 322340, 355255, 444460, 710510, 1421020, 5044621, 10089242, 20178484, 25223105, 50446210, 100892420]

約数ペア:

[(1, 100892420), (2, 50446210), (4, 25223105), (5, 20178484), (10, 10089242), (20, 5044621), (71, 1421020), (142, 710510), (227, 444460), (284, 355255), (313, 322340), (355, 284204), (454, 222230), (626, 161170), (710, 142102), (908, 111115), (1135, 88892), (1252, 80585), (1420, 71051), (1565, 64468), (2270, 44446), (3130, 32234), (4540, 22223), (6260, 16117)]