30681625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 11251175

約数列:

[1, 5, 13, 25, 65, 79, 125, 239, 325, 395, 1027, 1195, 1625, 1975, 3107, 5135, 5975, 9875, 15535, 18881, 25675, 29875, 77675, 94405, 128375, 245453, 388375, 472025, 1227265, 2360125, 6136325, 30681625]

約数ペア:

[(1, 30681625), (5, 6136325), (13, 2360125), (25, 1227265), (65, 472025), (79, 388375), (125, 245453), (239, 128375), (325, 94405), (395, 77675), (1027, 29875), (1195, 25675), (1625, 18881), (1975, 15535), (3107, 9875), (5135, 5975)]