25290220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74383}}^1$

素因数の和:74409

約数の個数: 24

約数和(自身を含む): 56234304

約数和(自身を除く): 30944084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74383, 148766, 297532, 371915, 743830, 1264511, 1487660, 2529022, 5058044, 6322555, 12645110, 25290220]

約数ペア:

[(1, 25290220), (2, 12645110), (4, 6322555), (5, 5058044), (10, 2529022), (17, 1487660), (20, 1264511), (34, 743830), (68, 371915), (85, 297532), (170, 148766), (340, 74383)]