55783125

素因数分解:

$3^2\times 5^4\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:284

約数の個数: 60

約数和(自身を含む): 103316928

約数和(自身を除く): 47533803

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 125, 141, 211, 225, 235, 375, 423, 625, 633, 705, 1055, 1125, 1175, 1875, 1899, 2115, 3165, 3525, 5275, 5625, 5875, 9495, 9917, 10575, 15825, 17625, 26375, 29375, 29751, 47475, 49585, 52875, 79125, 88125, 89253, 131875, 148755, 237375, 247925, 264375, 395625, 446265, 743775, 1186875, 1239625, 2231325, 3718875, 6198125, 11156625, 18594375, 55783125]

約数ペア:

[(1, 55783125), (3, 18594375), (5, 11156625), (9, 6198125), (15, 3718875), (25, 2231325), (45, 1239625), (47, 1186875), (75, 743775), (125, 446265), (141, 395625), (211, 264375), (225, 247925), (235, 237375), (375, 148755), (423, 131875), (625, 89253), (633, 88125), (705, 79125), (1055, 52875), (1125, 49585), (1175, 47475), (1875, 29751), (1899, 29375), (2115, 26375), (3165, 17625), (3525, 15825), (5275, 10575), (5625, 9917), (5875, 9495)]