252051280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{242357}}^1$

素因数の和:242383

約数の個数: 40

約数和(自身を含む): 631100232

約数和(自身を除く): 379048952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 242357, 484714, 969428, 1211785, 1938856, 2423570, 3150641, 3877712, 4847140, 6301282, 9694280, 12602564, 15753205, 19388560, 25205128, 31506410, 50410256, 63012820, 126025640, 252051280]

約数ペア:

[(1, 252051280), (2, 126025640), (4, 63012820), (5, 50410256), (8, 31506410), (10, 25205128), (13, 19388560), (16, 15753205), (20, 12602564), (26, 9694280), (40, 6301282), (52, 4847140), (65, 3877712), (80, 3150641), (104, 2423570), (130, 1938856), (208, 1211785), (260, 969428), (520, 484714), (1040, 242357)]