28366000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1091}}^1$

素因数の和:1127

約数の個数: 80

約数和(自身を含む): 73932768

約数和(自身を除く): 45566768

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, 1091, 1300, 1625, 2000, 2182, 2600, 3250, 4364, 5200, 5455, 6500, 8728, 10910, 13000, 14183, 17456, 21820, 26000, 27275, 28366, 43640, 54550, 56732, 70915, 87280, 109100, 113464, 136375, 141830, 218200, 226928, 272750, 283660, 354575, 436400, 545500, 567320, 709150, 1091000, 1134640, 1418300, 1772875, 2182000, 2836600, 3545750, 5673200, 7091500, 14183000, 28366000]

約数ペア:

[(1, 28366000), (2, 14183000), (4, 7091500), (5, 5673200), (8, 3545750), (10, 2836600), (13, 2182000), (16, 1772875), (20, 1418300), (25, 1134640), (26, 1091000), (40, 709150), (50, 567320), (52, 545500), (65, 436400), (80, 354575), (100, 283660), (104, 272750), (125, 226928), (130, 218200), (200, 141830), (208, 136375), (250, 113464), (260, 109100), (325, 87280), (400, 70915), (500, 56732), (520, 54550), (650, 43640), (1000, 28366), (1040, 27275), (1091, 26000), (1300, 21820), (1625, 17456), (2000, 14183), (2182, 13000), (2600, 10910), (3250, 8728), (4364, 6500), (5200, 5455)]