25629880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37691}}^1$

素因数の和:37719

約数の個数: 32

約数和(自身を含む): 61061040

約数和(自身を除く): 35431160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37691, 75382, 150764, 188455, 301528, 376910, 640747, 753820, 1281494, 1507640, 2562988, 3203735, 5125976, 6407470, 12814940, 25629880]

約数ペア:

[(1, 25629880), (2, 12814940), (4, 6407470), (5, 5125976), (8, 3203735), (10, 2562988), (17, 1507640), (20, 1281494), (34, 753820), (40, 640747), (68, 376910), (85, 301528), (136, 188455), (170, 150764), (340, 75382), (680, 37691)]