16700125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 23063040

約数和(自身を除く): 6362915

約数列:

[1, 5, 13, 25, 43, 65, 125, 215, 239, 325, 559, 1075, 1195, 1625, 2795, 3107, 5375, 5975, 10277, 13975, 15535, 29875, 51385, 69875, 77675, 133601, 256925, 388375, 668005, 1284625, 3340025, 16700125]

約数ペア:

[(1, 16700125), (5, 3340025), (13, 1284625), (25, 668005), (43, 388375), (65, 256925), (125, 133601), (215, 77675), (239, 69875), (325, 51385), (559, 29875), (1075, 15535), (1195, 13975), (1625, 10277), (2795, 5975), (3107, 5375)]