38951200

素因数分解:

$2^5\times 5^2\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:470

約数の個数: 72

約数和(自身を含む): 95970420

約数和(自身を除く): 57019220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 181, 200, 269, 362, 400, 538, 724, 800, 905, 1076, 1345, 1448, 1810, 2152, 2690, 2896, 3620, 4304, 4525, 5380, 5792, 6725, 7240, 8608, 9050, 10760, 13450, 14480, 18100, 21520, 26900, 28960, 36200, 43040, 48689, 53800, 72400, 97378, 107600, 144800, 194756, 215200, 243445, 389512, 486890, 779024, 973780, 1217225, 1558048, 1947560, 2434450, 3895120, 4868900, 7790240, 9737800, 19475600, 38951200]

約数ペア:

[(1, 38951200), (2, 19475600), (4, 9737800), (5, 7790240), (8, 4868900), (10, 3895120), (16, 2434450), (20, 1947560), (25, 1558048), (32, 1217225), (40, 973780), (50, 779024), (80, 486890), (100, 389512), (160, 243445), (181, 215200), (200, 194756), (269, 144800), (362, 107600), (400, 97378), (538, 72400), (724, 53800), (800, 48689), (905, 43040), (1076, 36200), (1345, 28960), (1448, 26900), (1810, 21520), (2152, 18100), (2690, 14480), (2896, 13450), (3620, 10760), (4304, 9050), (4525, 8608), (5380, 7240), (5792, 6725)]