201994875

素因数分解:

$3^2\times 5^3\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 365851200

約数和(自身を除く): 163856325

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 409, 439, 1125, 1227, 1317, 2045, 2195, 3681, 3951, 6135, 6585, 10225, 10975, 18405, 19755, 30675, 32925, 51125, 54875, 92025, 98775, 153375, 164625, 179551, 460125, 493875, 538653, 897755, 1615959, 2693265, 4488775, 8079795, 13466325, 22443875, 40398975, 67331625, 201994875]

約数ペア:

[(1, 201994875), (3, 67331625), (5, 40398975), (9, 22443875), (15, 13466325), (25, 8079795), (45, 4488775), (75, 2693265), (125, 1615959), (225, 897755), (375, 538653), (409, 493875), (439, 460125), (1125, 179551), (1227, 164625), (1317, 153375), (2045, 98775), (2195, 92025), (3681, 54875), (3951, 51125), (6135, 32925), (6585, 30675), (10225, 19755), (10975, 18405)]