25101855

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 46126080

約数和(自身を除く): 21024225

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 79, 115, 207, 237, 307, 345, 395, 711, 921, 1035, 1185, 1535, 1817, 2763, 3555, 4605, 5451, 7061, 9085, 13815, 16353, 21183, 24253, 27255, 35305, 63549, 72759, 81765, 105915, 121265, 218277, 317745, 363795, 557819, 1091385, 1673457, 2789095, 5020371, 8367285, 25101855]

約数ペア:

[(1, 25101855), (3, 8367285), (5, 5020371), (9, 2789095), (15, 1673457), (23, 1091385), (45, 557819), (69, 363795), (79, 317745), (115, 218277), (207, 121265), (237, 105915), (307, 81765), (345, 72759), (395, 63549), (711, 35305), (921, 27255), (1035, 24253), (1185, 21183), (1535, 16353), (1817, 13815), (2763, 9085), (3555, 7061), (4605, 5451)]