25669323.000000000

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 470016000

約数和(自身を除く): 265345960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 239, 271, 316, 395, 478, 542, 632, 790, 956, 1084, 1195, 1355, 1580, 1912, 2168, 2390, 2710, 3160, 4780, 5420, 9560, 10840, 18881, 21409, 37762, 42818, 64769, 75524, 85636, 94405, 107045, 129538, 151048, 171272, 188810, 214090, 259076, 323845, 377620, 428180, 518152, 647690, 755240, 856360, 1295380, 2590760, 5116751, 10233502, 20467004, 25583755, 40934008, 51167510, 102335020, 204670040]

約数ペア:

[(1, 204670040), (2, 102335020), (4, 51167510), (5, 40934008), (8, 25583755), (10, 20467004), (20, 10233502), (40, 5116751), (79, 2590760), (158, 1295380), (239, 856360), (271, 755240), (316, 647690), (395, 518152), (478, 428180), (542, 377620), (632, 323845), (790, 259076), (956, 214090), (1084, 188810), (1195, 171272), (1355, 151048), (1580, 129538), (1912, 107045), (2168, 94405), (2390, 85636), (2710, 75524), (3160, 64769), (4780, 42818), (5420, 37762), (9560, 21409), (10840, 18881)]