31219950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{7177}}^1$

素因数の和:7221

約数の個数: 48

約数和(自身を含む): 80106480

約数和(自身を除く): 48886530

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 145, 150, 174, 290, 435, 725, 870, 1450, 2175, 4350, 7177, 14354, 21531, 35885, 43062, 71770, 107655, 179425, 208133, 215310, 358850, 416266, 538275, 624399, 1040665, 1076550, 1248798, 2081330, 3121995, 5203325, 6243990, 10406650, 15609975, 31219950]

約数ペア:

[(1, 31219950), (2, 15609975), (3, 10406650), (5, 6243990), (6, 5203325), (10, 3121995), (15, 2081330), (25, 1248798), (29, 1076550), (30, 1040665), (50, 624399), (58, 538275), (75, 416266), (87, 358850), (145, 215310), (150, 208133), (174, 179425), (290, 107655), (435, 71770), (725, 43062), (870, 35885), (1450, 21531), (2175, 14354), (4350, 7177)]