287553125

素因数分解:

$5^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 393724800

約数和(自身を除く): 106171675

約数列:

[1, 5, 19, 25, 29, 95, 125, 145, 167, 475, 551, 625, 725, 835, 2375, 2755, 3125, 3173, 3625, 4175, 4843, 11875, 13775, 15865, 18125, 20875, 24215, 59375, 68875, 79325, 90625, 92017, 104375, 121075, 344375, 396625, 460085, 521875, 605375, 1721875, 1983125, 2300425, 3026875, 9915625, 11502125, 15134375, 57510625, 287553125]

約数ペア:

[(1, 287553125), (5, 57510625), (19, 15134375), (25, 11502125), (29, 9915625), (95, 3026875), (125, 2300425), (145, 1983125), (167, 1721875), (475, 605375), (551, 521875), (625, 460085), (725, 396625), (835, 344375), (2375, 121075), (2755, 104375), (3125, 92017), (3173, 90625), (3625, 79325), (4175, 68875), (4843, 59375), (11875, 24215), (13775, 20875), (15865, 18125)]