25478250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 76197888

約数和(自身を除く): 50719638

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 50, 69, 70, 75, 105, 115, 125, 138, 150, 161, 175, 210, 211, 230, 250, 322, 345, 350, 375, 422, 483, 525, 575, 633, 690, 750, 805, 875, 966, 1050, 1055, 1150, 1266, 1477, 1610, 1725, 1750, 2110, 2415, 2625, 2875, 2954, 3165, 3450, 4025, 4431, 4830, 4853, 5250, 5275, 5750, 6330, 7385, 8050, 8625, 8862, 9706, 10550, 12075, 14559, 14770, 15825, 17250, 20125, 22155, 24150, 24265, 26375, 29118, 31650, 33971, 36925, 40250, 44310, 48530, 52750, 60375, 67942, 72795, 73850, 79125, 101913, 110775, 120750, 121325, 145590, 158250, 169855, 184625, 203826, 221550, 242650, 339710, 363975, 369250, 509565, 553875, 606625, 727950, 849275, 1019130, 1107750, 1213250, 1698550, 1819875, 2547825, 3639750, 4246375, 5095650, 8492750, 12739125, 25478250]

約数ペア:

[(1, 25478250), (2, 12739125), (3, 8492750), (5, 5095650), (6, 4246375), (7, 3639750), (10, 2547825), (14, 1819875), (15, 1698550), (21, 1213250), (23, 1107750), (25, 1019130), (30, 849275), (35, 727950), (42, 606625), (46, 553875), (50, 509565), (69, 369250), (70, 363975), (75, 339710), (105, 242650), (115, 221550), (125, 203826), (138, 184625), (150, 169855), (161, 158250), (175, 145590), (210, 121325), (211, 120750), (230, 110775), (250, 101913), (322, 79125), (345, 73850), (350, 72795), (375, 67942), (422, 60375), (483, 52750), (525, 48530), (575, 44310), (633, 40250), (690, 36925), (750, 33971), (805, 31650), (875, 29118), (966, 26375), (1050, 24265), (1055, 24150), (1150, 22155), (1266, 20125), (1477, 17250), (1610, 15825), (1725, 14770), (1750, 14559), (2110, 12075), (2415, 10550), (2625, 9706), (2875, 8862), (2954, 8625), (3165, 8050), (3450, 7385), (4025, 6330), (4431, 5750), (4830, 5275), (4853, 5250)]