78943125

素因数分解:

$3^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 133607232

約数和(自身を除く): 54664107

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 593, 625, 1065, 1775, 1779, 1875, 2965, 5325, 8875, 8895, 14825, 26625, 42103, 44375, 44475, 74125, 126309, 133125, 210515, 222375, 370625, 631545, 1052575, 1111875, 3157725, 5262875, 15788625, 26314375, 78943125]

約数ペア:

[(1, 78943125), (3, 26314375), (5, 15788625), (15, 5262875), (25, 3157725), (71, 1111875), (75, 1052575), (125, 631545), (213, 370625), (355, 222375), (375, 210515), (593, 133125), (625, 126309), (1065, 74125), (1775, 44475), (1779, 44375), (1875, 42103), (2965, 26625), (5325, 14825), (8875, 8895)]