84781875

素因数分解:

$3^1\times 5^4\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:565

約数の個数: 40

約数和(自身を含む): 142954240

約数和(自身を除く): 58172365

約数列:

[1, 3, 5, 15, 25, 75, 103, 125, 309, 375, 439, 515, 625, 1317, 1545, 1875, 2195, 2575, 6585, 7725, 10975, 12875, 32925, 38625, 45217, 54875, 64375, 135651, 164625, 193125, 226085, 274375, 678255, 823125, 1130425, 3391275, 5652125, 16956375, 28260625, 84781875]

約数ペア:

[(1, 84781875), (3, 28260625), (5, 16956375), (15, 5652125), (25, 3391275), (75, 1130425), (103, 823125), (125, 678255), (309, 274375), (375, 226085), (439, 193125), (515, 164625), (625, 135651), (1317, 64375), (1545, 54875), (1875, 45217), (2195, 38625), (2575, 32925), (6585, 12875), (7725, 10975)]