404950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 937440

約数和(自身を除く): 532490

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 89, 91, 130, 175, 178, 182, 325, 350, 445, 455, 623, 650, 890, 910, 1157, 1246, 2225, 2275, 2314, 3115, 4450, 4550, 5785, 6230, 8099, 11570, 15575, 16198, 28925, 31150, 40495, 57850, 80990, 202475, 404950]

約数ペア:

[(1, 404950), (2, 202475), (5, 80990), (7, 57850), (10, 40495), (13, 31150), (14, 28925), (25, 16198), (26, 15575), (35, 11570), (50, 8099), (65, 6230), (70, 5785), (89, 4550), (91, 4450), (130, 3115), (175, 2314), (178, 2275), (182, 2225), (325, 1246), (350, 1157), (445, 910), (455, 890), (623, 650)]