25300420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74413}}^1$

素因数の和:74439

約数の個数: 24

約数和(自身を含む): 56256984

約数和(自身を除く): 30956564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74413, 148826, 297652, 372065, 744130, 1265021, 1488260, 2530042, 5060084, 6325105, 12650210, 25300420]

約数ペア:

[(1, 25300420), (2, 12650210), (4, 6325105), (5, 5060084), (10, 2530042), (17, 1488260), (20, 1265021), (34, 744130), (68, 372065), (85, 297652), (170, 148826), (340, 74413)]