15100100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4871}}^1$

素因数の和:4916

約数の個数: 36

約数和(自身を含む): 33831168

約数和(自身を除く): 18731068

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 4871, 9742, 19484, 24355, 48710, 97420, 121775, 151001, 243550, 302002, 487100, 604004, 755005, 1510010, 3020020, 3775025, 7550050, 15100100]

約数ペア:

[(1, 15100100), (2, 7550050), (4, 3775025), (5, 3020020), (10, 1510010), (20, 755005), (25, 604004), (31, 487100), (50, 302002), (62, 243550), (100, 151001), (124, 121775), (155, 97420), (310, 48710), (620, 24355), (775, 19484), (1550, 9742), (3100, 4871)]