25048400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4817}}^1$

素因数の和:4848

約数の個数: 60

約数和(自身を含む): 64821372

約数和(自身を除く): 39772972

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 4817, 5200, 9634, 19268, 24085, 38536, 48170, 62621, 77072, 96340, 120425, 125242, 192680, 240850, 250484, 313105, 385360, 481700, 500968, 626210, 963400, 1001936, 1252420, 1565525, 1926800, 2504840, 3131050, 5009680, 6262100, 12524200, 25048400]

約数ペア:

[(1, 25048400), (2, 12524200), (4, 6262100), (5, 5009680), (8, 3131050), (10, 2504840), (13, 1926800), (16, 1565525), (20, 1252420), (25, 1001936), (26, 963400), (40, 626210), (50, 500968), (52, 481700), (65, 385360), (80, 313105), (100, 250484), (104, 240850), (130, 192680), (200, 125242), (208, 120425), (260, 96340), (325, 77072), (400, 62621), (520, 48170), (650, 38536), (1040, 24085), (1300, 19268), (2600, 9634), (4817, 5200)]