1320331375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50539}}^1$

素因数の和:50584

約数の個数: 32

約数和(自身を含む): 1892217600

約数和(自身を除く): 571886225

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 1045, 1375, 2375, 5225, 26125, 50539, 252695, 555929, 960241, 1263475, 2779645, 4801205, 6317375, 10562651, 13898225, 24006025, 52813255, 69491125, 120030125, 264066275, 1320331375]

約数ペア:

[(1, 1320331375), (5, 264066275), (11, 120030125), (19, 69491125), (25, 52813255), (55, 24006025), (95, 13898225), (125, 10562651), (209, 6317375), (275, 4801205), (475, 2779645), (1045, 1263475), (1375, 960241), (2375, 555929), (5225, 252695), (26125, 50539)]