250742570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{62219}}^1$

素因数の和:62270

約数の個数: 32

約数和(自身を含む): 501742080

約数和(自身を除く): 250999510

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 62219, 124438, 311095, 622190, 808847, 1617694, 1928789, 3857578, 4044235, 8088470, 9643945, 19287890, 25074257, 50148514, 125371285, 250742570]

約数ペア:

[(1, 250742570), (2, 125371285), (5, 50148514), (10, 25074257), (13, 19287890), (26, 9643945), (31, 8088470), (62, 4044235), (65, 3857578), (130, 1928789), (155, 1617694), (310, 808847), (403, 622190), (806, 311095), (2015, 124438), (4030, 62219)]