80851375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 111181824

約数和(自身を除く): 30330449

約数列:

[1, 5, 11, 25, 55, 125, 127, 275, 463, 635, 1375, 1397, 2315, 3175, 5093, 6985, 11575, 15875, 25465, 34925, 57875, 58801, 127325, 174625, 294005, 636625, 646811, 1470025, 3234055, 7350125, 16170275, 80851375]

約数ペア:

[(1, 80851375), (5, 16170275), (11, 7350125), (25, 3234055), (55, 1470025), (125, 646811), (127, 636625), (275, 294005), (463, 174625), (635, 127325), (1375, 58801), (1397, 57875), (2315, 34925), (3175, 25465), (5093, 15875), (6985, 11575)]