25090120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 37117880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 449, 508, 635, 898, 1016, 1270, 1397, 1796, 2245, 2540, 2794, 3592, 4490, 4939, 5080, 5588, 6985, 8980, 9878, 11176, 13970, 17960, 19756, 24695, 27940, 39512, 49390, 55880, 57023, 98780, 114046, 197560, 228092, 285115, 456184, 570230, 627253, 1140460, 1254506, 2280920, 2509012, 3136265, 5018024, 6272530, 12545060, 25090120]

約数ペア:

[(1, 25090120), (2, 12545060), (4, 6272530), (5, 5018024), (8, 3136265), (10, 2509012), (11, 2280920), (20, 1254506), (22, 1140460), (40, 627253), (44, 570230), (55, 456184), (88, 285115), (110, 228092), (127, 197560), (220, 114046), (254, 98780), (440, 57023), (449, 55880), (508, 49390), (635, 39512), (898, 27940), (1016, 24695), (1270, 19756), (1397, 17960), (1796, 13970), (2245, 11176), (2540, 9878), (2794, 8980), (3592, 6985), (4490, 5588), (4939, 5080)]