67428625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 101088000

約数和(自身を除く): 33659375

約数列:

[1, 5, 11, 19, 25, 29, 55, 89, 95, 125, 145, 209, 275, 319, 445, 475, 551, 725, 979, 1045, 1375, 1595, 1691, 2225, 2375, 2581, 2755, 3625, 4895, 5225, 6061, 7975, 8455, 11125, 12905, 13775, 18601, 24475, 26125, 28391, 30305, 39875, 42275, 49039, 64525, 68875, 93005, 122375, 141955, 151525, 211375, 245195, 322625, 465025, 539429, 709775, 757625, 1225975, 2325125, 2697145, 3548875, 6129875, 13485725, 67428625]

約数ペア:

[(1, 67428625), (5, 13485725), (11, 6129875), (19, 3548875), (25, 2697145), (29, 2325125), (55, 1225975), (89, 757625), (95, 709775), (125, 539429), (145, 465025), (209, 322625), (275, 245195), (319, 211375), (445, 151525), (475, 141955), (551, 122375), (725, 93005), (979, 68875), (1045, 64525), (1375, 49039), (1595, 42275), (1691, 39875), (2225, 30305), (2375, 28391), (2581, 26125), (2755, 24475), (3625, 18601), (4895, 13775), (5225, 12905), (6061, 11125), (7975, 8455)]