74085680

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1693}}^1$

素因数の和:2253

約数の個数: 40

約数和(自身を含む): 172666032

約数和(自身を除く): 98580352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 1094, 1693, 2188, 2735, 3386, 4376, 5470, 6772, 8465, 8752, 10940, 13544, 16930, 21880, 27088, 33860, 43760, 67720, 135440, 926071, 1852142, 3704284, 4630355, 7408568, 9260710, 14817136, 18521420, 37042840, 74085680]

約数ペア:

[(1, 74085680), (2, 37042840), (4, 18521420), (5, 14817136), (8, 9260710), (10, 7408568), (16, 4630355), (20, 3704284), (40, 1852142), (80, 926071), (547, 135440), (1094, 67720), (1693, 43760), (2188, 33860), (2735, 27088), (3386, 21880), (4376, 16930), (5470, 13544), (6772, 10940), (8465, 8752)]