85278675

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 149101568

約数和(自身を除く): 63822893

約数列:

[1, 3, 5, 15, 25, 31, 43, 75, 93, 129, 155, 215, 465, 645, 775, 853, 1075, 1333, 2325, 2559, 3225, 3999, 4265, 6665, 12795, 19995, 21325, 26443, 33325, 36679, 63975, 79329, 99975, 110037, 132215, 183395, 396645, 550185, 661075, 916975, 1137049, 1983225, 2750925, 3411147, 5685245, 17055735, 28426225, 85278675]

約数ペア:

[(1, 85278675), (3, 28426225), (5, 17055735), (15, 5685245), (25, 3411147), (31, 2750925), (43, 1983225), (75, 1137049), (93, 916975), (129, 661075), (155, 550185), (215, 396645), (465, 183395), (645, 132215), (775, 110037), (853, 99975), (1075, 79329), (1333, 63975), (2325, 36679), (2559, 33325), (3225, 26443), (3999, 21325), (4265, 19995), (6665, 12795)]