25450720

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2179}}^1$

素因数の和:2267

約数の個数: 48

約数和(自身を含む): 60978960

約数和(自身を除く): 35528240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2179, 2336, 2920, 4358, 5840, 8716, 10895, 11680, 17432, 21790, 34864, 43580, 69728, 87160, 159067, 174320, 318134, 348640, 636268, 795335, 1272536, 1590670, 2545072, 3181340, 5090144, 6362680, 12725360, 25450720]

約数ペア:

[(1, 25450720), (2, 12725360), (4, 6362680), (5, 5090144), (8, 3181340), (10, 2545072), (16, 1590670), (20, 1272536), (32, 795335), (40, 636268), (73, 348640), (80, 318134), (146, 174320), (160, 159067), (292, 87160), (365, 69728), (584, 43580), (730, 34864), (1168, 21790), (1460, 17432), (2179, 11680), (2336, 10895), (2920, 8716), (4358, 5840)]