201507280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193757}}^1$

素因数の和:193783

約数の個数: 40

約数和(自身を含む): 504545832

約数和(自身を除く): 303038552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 193757, 387514, 775028, 968785, 1550056, 1937570, 2518841, 3100112, 3875140, 5037682, 7750280, 10075364, 12594205, 15500560, 20150728, 25188410, 40301456, 50376820, 100753640, 201507280]

約数ペア:

[(1, 201507280), (2, 100753640), (4, 50376820), (5, 40301456), (8, 25188410), (10, 20150728), (13, 15500560), (16, 12594205), (20, 10075364), (26, 7750280), (40, 5037682), (52, 3875140), (65, 3100112), (80, 2518841), (104, 1937570), (130, 1550056), (208, 968785), (260, 775028), (520, 387514), (1040, 193757)]