28004600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10771}}^1$

素因数の和:10800

約数の個数: 48

約数和(自身を含む): 70125720

約数和(自身を除く): 42121120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 10771, 21542, 43084, 53855, 86168, 107710, 140023, 215420, 269275, 280046, 430840, 538550, 560092, 700115, 1077100, 1120184, 1400230, 2154200, 2800460, 3500575, 5600920, 7001150, 14002300, 28004600]

約数ペア:

[(1, 28004600), (2, 14002300), (4, 7001150), (5, 5600920), (8, 3500575), (10, 2800460), (13, 2154200), (20, 1400230), (25, 1120184), (26, 1077100), (40, 700115), (50, 560092), (52, 538550), (65, 430840), (100, 280046), (104, 269275), (130, 215420), (200, 140023), (260, 107710), (325, 86168), (520, 53855), (650, 43084), (1300, 21542), (2600, 10771)]