31661566275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1306979}}^1$

素因数の和:1307028

約数の個数: 48

約数和(自身を含む): 58343587200

約数和(自身を除く): 26682020925

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 4845, 8075, 24225, 1306979, 3920937, 6534895, 19604685, 22218643, 24832601, 32674475, 66655929, 74497803, 98023425, 111093215, 124163005, 333279645, 372489015, 422154217, 555466075, 620815025, 1266462651, 1666398225, 1862445075, 2110771085, 6332313255, 10553855425, 31661566275]

約数ペア:

[(1, 31661566275), (3, 10553855425), (5, 6332313255), (15, 2110771085), (17, 1862445075), (19, 1666398225), (25, 1266462651), (51, 620815025), (57, 555466075), (75, 422154217), (85, 372489015), (95, 333279645), (255, 124163005), (285, 111093215), (323, 98023425), (425, 74497803), (475, 66655929), (969, 32674475), (1275, 24832601), (1425, 22218643), (1615, 19604685), (4845, 6534895), (8075, 3920937), (24225, 1306979)]