20845500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1069}}^1$

素因数の和:1104

約数の個数: 96

約数和(自身を含む): 65432640

約数和(自身を除く): 44587140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 650, 750, 780, 975, 1069, 1300, 1500, 1625, 1950, 2138, 3207, 3250, 3900, 4276, 4875, 5345, 6414, 6500, 9750, 10690, 12828, 13897, 16035, 19500, 21380, 26725, 27794, 32070, 41691, 53450, 55588, 64140, 69485, 80175, 83382, 106900, 133625, 138970, 160350, 166764, 208455, 267250, 277940, 320700, 347425, 400875, 416910, 534500, 694850, 801750, 833820, 1042275, 1389700, 1603500, 1737125, 2084550, 3474250, 4169100, 5211375, 6948500, 10422750, 20845500]

約数ペア:

[(1, 20845500), (2, 10422750), (3, 6948500), (4, 5211375), (5, 4169100), (6, 3474250), (10, 2084550), (12, 1737125), (13, 1603500), (15, 1389700), (20, 1042275), (25, 833820), (26, 801750), (30, 694850), (39, 534500), (50, 416910), (52, 400875), (60, 347425), (65, 320700), (75, 277940), (78, 267250), (100, 208455), (125, 166764), (130, 160350), (150, 138970), (156, 133625), (195, 106900), (250, 83382), (260, 80175), (300, 69485), (325, 64140), (375, 55588), (390, 53450), (500, 41691), (650, 32070), (750, 27794), (780, 26725), (975, 21380), (1069, 19500), (1300, 16035), (1500, 13897), (1625, 12828), (1950, 10690), (2138, 9750), (3207, 6500), (3250, 6414), (3900, 5345), (4276, 4875)]