20530050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 55121472

約数和(自身を除く): 34591422

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 83, 85, 97, 102, 150, 166, 170, 194, 249, 255, 291, 415, 425, 485, 498, 510, 582, 830, 850, 970, 1245, 1275, 1411, 1455, 1649, 2075, 2425, 2490, 2550, 2822, 2910, 3298, 4150, 4233, 4850, 4947, 6225, 7055, 7275, 8051, 8245, 8466, 9894, 12450, 14110, 14550, 16102, 16490, 21165, 24153, 24735, 35275, 40255, 41225, 42330, 48306, 49470, 70550, 80510, 82450, 105825, 120765, 123675, 136867, 201275, 211650, 241530, 247350, 273734, 402550, 410601, 603825, 684335, 821202, 1207650, 1368670, 2053005, 3421675, 4106010, 6843350, 10265025, 20530050]

約数ペア:

[(1, 20530050), (2, 10265025), (3, 6843350), (5, 4106010), (6, 3421675), (10, 2053005), (15, 1368670), (17, 1207650), (25, 821202), (30, 684335), (34, 603825), (50, 410601), (51, 402550), (75, 273734), (83, 247350), (85, 241530), (97, 211650), (102, 201275), (150, 136867), (166, 123675), (170, 120765), (194, 105825), (249, 82450), (255, 80510), (291, 70550), (415, 49470), (425, 48306), (485, 42330), (498, 41225), (510, 40255), (582, 35275), (830, 24735), (850, 24153), (970, 21165), (1245, 16490), (1275, 16102), (1411, 14550), (1455, 14110), (1649, 12450), (2075, 9894), (2425, 8466), (2490, 8245), (2550, 8051), (2822, 7275), (2910, 7055), (3298, 6225), (4150, 4947), (4233, 4850)]