253653125

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 355477248

約数和(自身を除く): 101824123

約数列:

[1, 5, 11, 25, 47, 55, 125, 157, 235, 275, 517, 625, 785, 1175, 1375, 1727, 2585, 3125, 3925, 5875, 6875, 7379, 8635, 12925, 19625, 29375, 34375, 36895, 43175, 64625, 81169, 98125, 146875, 184475, 215875, 323125, 405845, 490625, 922375, 1079375, 1615625, 2029225, 4611875, 5396875, 10146125, 23059375, 50730625, 253653125]

約数ペア:

[(1, 253653125), (5, 50730625), (11, 23059375), (25, 10146125), (47, 5396875), (55, 4611875), (125, 2029225), (157, 1615625), (235, 1079375), (275, 922375), (517, 490625), (625, 405845), (785, 323125), (1175, 215875), (1375, 184475), (1727, 146875), (2585, 98125), (3125, 81169), (3925, 64625), (5875, 43175), (6875, 36895), (7379, 34375), (8635, 29375), (12925, 19625)]