31008425

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1530

約数の個数: 36

約数和(自身を含む): 47390940

約数和(自身を除く): 16382515

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 1489, 2975, 4165, 7445, 10423, 20825, 25313, 37225, 52115, 72961, 126565, 177191, 260575, 364805, 632825, 885955, 1240337, 1824025, 4429775, 6201685, 31008425]

約数ペア:

[(1, 31008425), (5, 6201685), (7, 4429775), (17, 1824025), (25, 1240337), (35, 885955), (49, 632825), (85, 364805), (119, 260575), (175, 177191), (245, 126565), (425, 72961), (595, 52115), (833, 37225), (1225, 25313), (1489, 20825), (2975, 10423), (4165, 7445)]