15338125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 40

約数和(自身を含む): 22042944

約数和(自身を除く): 6704819

約数列:

[1, 5, 11, 23, 25, 55, 97, 115, 125, 253, 275, 485, 575, 625, 1067, 1265, 1375, 2231, 2425, 2875, 5335, 6325, 6875, 11155, 12125, 14375, 24541, 26675, 31625, 55775, 60625, 122705, 133375, 158125, 278875, 613525, 666875, 1394375, 3067625, 15338125]

約数ペア:

[(1, 15338125), (5, 3067625), (11, 1394375), (23, 666875), (25, 613525), (55, 278875), (97, 158125), (115, 133375), (125, 122705), (253, 60625), (275, 55775), (485, 31625), (575, 26675), (625, 24541), (1067, 14375), (1265, 12125), (1375, 11155), (2231, 6875), (2425, 6325), (2875, 5335)]