40742000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1567}}^1$

素因数の和:1603

約数の個数: 80

約数和(自身を含む): 106159872

約数和(自身を除く): 65417872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 500, 520, 650, 1000, 1040, 1300, 1567, 1625, 2000, 2600, 3134, 3250, 5200, 6268, 6500, 7835, 12536, 13000, 15670, 20371, 25072, 26000, 31340, 39175, 40742, 62680, 78350, 81484, 101855, 125360, 156700, 162968, 195875, 203710, 313400, 325936, 391750, 407420, 509275, 626800, 783500, 814840, 1018550, 1567000, 1629680, 2037100, 2546375, 3134000, 4074200, 5092750, 8148400, 10185500, 20371000, 40742000]

約数ペア:

[(1, 40742000), (2, 20371000), (4, 10185500), (5, 8148400), (8, 5092750), (10, 4074200), (13, 3134000), (16, 2546375), (20, 2037100), (25, 1629680), (26, 1567000), (40, 1018550), (50, 814840), (52, 783500), (65, 626800), (80, 509275), (100, 407420), (104, 391750), (125, 325936), (130, 313400), (200, 203710), (208, 195875), (250, 162968), (260, 156700), (325, 125360), (400, 101855), (500, 81484), (520, 78350), (650, 62680), (1000, 40742), (1040, 39175), (1300, 31340), (1567, 26000), (1625, 25072), (2000, 20371), (2600, 15670), (3134, 13000), (3250, 12536), (5200, 7835), (6268, 6500)]