51048400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9817}}^1$

素因数の和:9848

約数の個数: 60

約数和(自身を含む): 132091372

約数和(自身を除く): 81042972

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, 5200, 9817, 19634, 39268, 49085, 78536, 98170, 127621, 157072, 196340, 245425, 255242, 392680, 490850, 510484, 638105, 785360, 981700, 1020968, 1276210, 1963400, 2041936, 2552420, 3190525, 3926800, 5104840, 6381050, 10209680, 12762100, 25524200, 51048400]

約数ペア:

[(1, 51048400), (2, 25524200), (4, 12762100), (5, 10209680), (8, 6381050), (10, 5104840), (13, 3926800), (16, 3190525), (20, 2552420), (25, 2041936), (26, 1963400), (40, 1276210), (50, 1020968), (52, 981700), (65, 785360), (80, 638105), (100, 510484), (104, 490850), (130, 392680), (200, 255242), (208, 245425), (260, 196340), (325, 157072), (400, 127621), (520, 98170), (650, 78536), (1040, 49085), (1300, 39268), (2600, 19634), (5200, 9817)]