201906225

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 377336960

約数和(自身を除く): 175430735

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 79, 111, 185, 225, 237, 307, 333, 395, 555, 711, 921, 925, 1185, 1535, 1665, 1975, 2763, 2775, 2923, 3555, 4605, 5925, 7675, 8325, 8769, 11359, 13815, 14615, 17775, 23025, 24253, 26307, 34077, 43845, 56795, 69075, 72759, 73075, 102231, 121265, 131535, 170385, 218277, 219225, 283975, 363795, 511155, 606325, 657675, 851925, 897361, 1091385, 1818975, 2555775, 2692083, 4486805, 5456925, 8076249, 13460415, 22434025, 40381245, 67302075, 201906225]

約数ペア:

[(1, 201906225), (3, 67302075), (5, 40381245), (9, 22434025), (15, 13460415), (25, 8076249), (37, 5456925), (45, 4486805), (75, 2692083), (79, 2555775), (111, 1818975), (185, 1091385), (225, 897361), (237, 851925), (307, 657675), (333, 606325), (395, 511155), (555, 363795), (711, 283975), (921, 219225), (925, 218277), (1185, 170385), (1535, 131535), (1665, 121265), (1975, 102231), (2763, 73075), (2775, 72759), (2923, 69075), (3555, 56795), (4605, 43845), (5925, 34077), (7675, 26307), (8325, 24253), (8769, 23025), (11359, 17775), (13815, 14615)]