25396380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{709}}^1$

素因数の和:923

約数の個数: 72

約数和(自身を含む): 77532000

約数和(自身を除く): 52135620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 709, 796, 995, 1194, 1418, 1791, 1990, 2127, 2388, 2836, 2985, 3545, 3582, 3980, 4254, 5970, 6381, 7090, 7164, 8508, 8955, 10635, 11940, 12762, 14180, 17910, 21270, 25524, 31905, 35820, 42540, 63810, 127620, 141091, 282182, 423273, 564364, 705455, 846546, 1269819, 1410910, 1693092, 2116365, 2539638, 2821820, 4232730, 5079276, 6349095, 8465460, 12698190, 25396380]

約数ペア:

[(1, 25396380), (2, 12698190), (3, 8465460), (4, 6349095), (5, 5079276), (6, 4232730), (9, 2821820), (10, 2539638), (12, 2116365), (15, 1693092), (18, 1410910), (20, 1269819), (30, 846546), (36, 705455), (45, 564364), (60, 423273), (90, 282182), (180, 141091), (199, 127620), (398, 63810), (597, 42540), (709, 35820), (796, 31905), (995, 25524), (1194, 21270), (1418, 17910), (1791, 14180), (1990, 12762), (2127, 11940), (2388, 10635), (2836, 8955), (2985, 8508), (3545, 7164), (3582, 7090), (3980, 6381), (4254, 5970)]