145394000

素因数分解:

$2^4\times 5^3\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:685

約数の個数: 80

約数和(自身を含む): 354768960

約数和(自身を除く): 209374960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 139, 200, 250, 278, 400, 500, 523, 556, 695, 1000, 1046, 1112, 1390, 2000, 2092, 2224, 2615, 2780, 3475, 4184, 5230, 5560, 6950, 8368, 10460, 11120, 13075, 13900, 17375, 20920, 26150, 27800, 34750, 41840, 52300, 55600, 65375, 69500, 72697, 104600, 130750, 139000, 145394, 209200, 261500, 278000, 290788, 363485, 523000, 581576, 726970, 1046000, 1163152, 1453940, 1817425, 2907880, 3634850, 5815760, 7269700, 9087125, 14539400, 18174250, 29078800, 36348500, 72697000, 145394000]

約数ペア:

[(1, 145394000), (2, 72697000), (4, 36348500), (5, 29078800), (8, 18174250), (10, 14539400), (16, 9087125), (20, 7269700), (25, 5815760), (40, 3634850), (50, 2907880), (80, 1817425), (100, 1453940), (125, 1163152), (139, 1046000), (200, 726970), (250, 581576), (278, 523000), (400, 363485), (500, 290788), (523, 278000), (556, 261500), (695, 209200), (1000, 145394), (1046, 139000), (1112, 130750), (1390, 104600), (2000, 72697), (2092, 69500), (2224, 65375), (2615, 55600), (2780, 52300), (3475, 41840), (4184, 34750), (5230, 27800), (5560, 26150), (6950, 20920), (8368, 17375), (10460, 13900), (11120, 13075)]