28084950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:606

約数の個数: 72

約数和(自身を含む): 76167000

約数和(自身を除く): 48082050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 139, 150, 225, 278, 417, 449, 450, 695, 834, 898, 1251, 1347, 1390, 2085, 2245, 2502, 2694, 3475, 4041, 4170, 4490, 6255, 6735, 6950, 8082, 10425, 11225, 12510, 13470, 20205, 20850, 22450, 31275, 33675, 40410, 62411, 62550, 67350, 101025, 124822, 187233, 202050, 312055, 374466, 561699, 624110, 936165, 1123398, 1560275, 1872330, 2808495, 3120550, 4680825, 5616990, 9361650, 14042475, 28084950]

約数ペア:

[(1, 28084950), (2, 14042475), (3, 9361650), (5, 5616990), (6, 4680825), (9, 3120550), (10, 2808495), (15, 1872330), (18, 1560275), (25, 1123398), (30, 936165), (45, 624110), (50, 561699), (75, 374466), (90, 312055), (139, 202050), (150, 187233), (225, 124822), (278, 101025), (417, 67350), (449, 62550), (450, 62411), (695, 40410), (834, 33675), (898, 31275), (1251, 22450), (1347, 20850), (1390, 20205), (2085, 13470), (2245, 12510), (2502, 11225), (2694, 10425), (3475, 8082), (4041, 6950), (4170, 6735), (4490, 6255)]