204077705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1049}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 274125600

約数和(自身を除く): 70047895

約数列:

[1, 5, 13, 41, 65, 73, 205, 365, 533, 949, 1049, 2665, 2993, 4745, 5245, 13637, 14965, 38909, 43009, 68185, 76577, 194545, 215045, 382885, 559117, 995501, 2795585, 3139657, 4977505, 15698285, 40815541, 204077705]

約数ペア:

[(1, 204077705), (5, 40815541), (13, 15698285), (41, 4977505), (65, 3139657), (73, 2795585), (205, 995501), (365, 559117), (533, 382885), (949, 215045), (1049, 194545), (2665, 76577), (2993, 68185), (4745, 43009), (5245, 38909), (13637, 14965)]