87561500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:760

約数の個数: 96

約数和(自身を含む): 217089600

約数和(自身を除く): 129528100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 125, 130, 190, 247, 250, 260, 325, 380, 475, 494, 500, 650, 709, 950, 988, 1235, 1300, 1418, 1625, 1900, 2375, 2470, 2836, 3250, 3545, 4750, 4940, 6175, 6500, 7090, 9217, 9500, 12350, 13471, 14180, 17725, 18434, 24700, 26942, 30875, 35450, 36868, 46085, 53884, 61750, 67355, 70900, 88625, 92170, 123500, 134710, 175123, 177250, 184340, 230425, 269420, 336775, 350246, 354500, 460850, 673550, 700492, 875615, 921700, 1152125, 1347100, 1683875, 1751230, 2304250, 3367750, 3502460, 4378075, 4608500, 6735500, 8756150, 17512300, 21890375, 43780750, 87561500]

約数ペア:

[(1, 87561500), (2, 43780750), (4, 21890375), (5, 17512300), (10, 8756150), (13, 6735500), (19, 4608500), (20, 4378075), (25, 3502460), (26, 3367750), (38, 2304250), (50, 1751230), (52, 1683875), (65, 1347100), (76, 1152125), (95, 921700), (100, 875615), (125, 700492), (130, 673550), (190, 460850), (247, 354500), (250, 350246), (260, 336775), (325, 269420), (380, 230425), (475, 184340), (494, 177250), (500, 175123), (650, 134710), (709, 123500), (950, 92170), (988, 88625), (1235, 70900), (1300, 67355), (1418, 61750), (1625, 53884), (1900, 46085), (2375, 36868), (2470, 35450), (2836, 30875), (3250, 26942), (3545, 24700), (4750, 18434), (4940, 17725), (6175, 14180), (6500, 13471), (7090, 12350), (9217, 9500)]