8308125

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{211}}^1$

素因数の和:244

約数の個数: 60

約数和(自身を含む): 17219488

約数和(自身を除く): 8911363

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 211, 225, 315, 375, 525, 625, 633, 875, 1055, 1125, 1477, 1575, 1875, 1899, 2625, 3165, 4375, 4431, 5275, 5625, 7385, 7875, 9495, 13125, 13293, 15825, 22155, 26375, 36925, 39375, 47475, 66465, 79125, 110775, 131875, 184625, 237375, 332325, 395625, 553875, 923125, 1186875, 1661625, 2769375, 8308125]

約数ペア:

[(1, 8308125), (3, 2769375), (5, 1661625), (7, 1186875), (9, 923125), (15, 553875), (21, 395625), (25, 332325), (35, 237375), (45, 184625), (63, 131875), (75, 110775), (105, 79125), (125, 66465), (175, 47475), (211, 39375), (225, 36925), (315, 26375), (375, 22155), (525, 15825), (625, 13293), (633, 13125), (875, 9495), (1055, 7875), (1125, 7385), (1477, 5625), (1575, 5275), (1875, 4431), (1899, 4375), (2625, 3165)]