42420075

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{5189}}^1$

素因数の和:5311

約数の個数: 24

約数和(自身を含む): 70791600

約数和(自身を除く): 28371525

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 1635, 2725, 5189, 8175, 15567, 25945, 77835, 129725, 389175, 565601, 1696803, 2828005, 8484015, 14140025, 42420075]

約数ペア:

[(1, 42420075), (3, 14140025), (5, 8484015), (15, 2828005), (25, 1696803), (75, 565601), (109, 389175), (327, 129725), (545, 77835), (1635, 25945), (2725, 15567), (5189, 8175)]