25365320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 35114680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 349, 395, 460, 632, 698, 790, 920, 1396, 1580, 1745, 1817, 2792, 3160, 3490, 3634, 6980, 7268, 8027, 9085, 13960, 14536, 16054, 18170, 27571, 32108, 36340, 40135, 55142, 64216, 72680, 80270, 110284, 137855, 160540, 220568, 275710, 321080, 551420, 634133, 1102840, 1268266, 2536532, 3170665, 5073064, 6341330, 12682660, 25365320]

約数ペア:

[(1, 25365320), (2, 12682660), (4, 6341330), (5, 5073064), (8, 3170665), (10, 2536532), (20, 1268266), (23, 1102840), (40, 634133), (46, 551420), (79, 321080), (92, 275710), (115, 220568), (158, 160540), (184, 137855), (230, 110284), (316, 80270), (349, 72680), (395, 64216), (460, 55142), (632, 40135), (698, 36340), (790, 32108), (920, 27571), (1396, 18170), (1580, 16054), (1745, 14536), (1817, 13960), (2792, 9085), (3160, 8027), (3490, 7268), (3634, 6980)]