18198750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 80

約数和(自身を含む): 47684736

約数和(自身を除く): 29485986

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 125, 138, 150, 211, 230, 250, 345, 375, 422, 575, 625, 633, 690, 750, 1055, 1150, 1250, 1266, 1725, 1875, 2110, 2875, 3165, 3450, 3750, 4853, 5275, 5750, 6330, 8625, 9706, 10550, 14375, 14559, 15825, 17250, 24265, 26375, 28750, 29118, 31650, 43125, 48530, 52750, 72795, 79125, 86250, 121325, 131875, 145590, 158250, 242650, 263750, 363975, 395625, 606625, 727950, 791250, 1213250, 1819875, 3033125, 3639750, 6066250, 9099375, 18198750]

約数ペア:

[(1, 18198750), (2, 9099375), (3, 6066250), (5, 3639750), (6, 3033125), (10, 1819875), (15, 1213250), (23, 791250), (25, 727950), (30, 606625), (46, 395625), (50, 363975), (69, 263750), (75, 242650), (115, 158250), (125, 145590), (138, 131875), (150, 121325), (211, 86250), (230, 79125), (250, 72795), (345, 52750), (375, 48530), (422, 43125), (575, 31650), (625, 29118), (633, 28750), (690, 26375), (750, 24265), (1055, 17250), (1150, 15825), (1250, 14559), (1266, 14375), (1725, 10550), (1875, 9706), (2110, 8625), (2875, 6330), (3165, 5750), (3450, 5275), (3750, 4853)]