25885465

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 34338816

約数和(自身を除く): 8453351

約数列:

[1, 5, 23, 31, 53, 115, 137, 155, 265, 685, 713, 1219, 1643, 3151, 3565, 4247, 6095, 7261, 8215, 15755, 21235, 36305, 37789, 97681, 167003, 188945, 225091, 488405, 835015, 1125455, 5177093, 25885465]

約数ペア:

[(1, 25885465), (5, 5177093), (23, 1125455), (31, 835015), (53, 488405), (115, 225091), (137, 188945), (155, 167003), (265, 97681), (685, 37789), (713, 36305), (1219, 21235), (1643, 15755), (3151, 8215), (3565, 7261), (4247, 6095)]