9782500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 120

約数和(自身を含む): 26941376

約数和(自身を除く): 17158876

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 43, 50, 52, 65, 70, 86, 91, 100, 125, 130, 140, 172, 175, 182, 215, 250, 260, 301, 325, 350, 364, 430, 455, 500, 559, 602, 625, 650, 700, 860, 875, 910, 1075, 1118, 1204, 1250, 1300, 1505, 1625, 1750, 1820, 2150, 2236, 2275, 2500, 2795, 3010, 3250, 3500, 3913, 4300, 4375, 4550, 5375, 5590, 6020, 6500, 7525, 7826, 8125, 8750, 9100, 10750, 11180, 11375, 13975, 15050, 15652, 16250, 17500, 19565, 21500, 22750, 26875, 27950, 30100, 32500, 37625, 39130, 45500, 53750, 55900, 56875, 69875, 75250, 78260, 97825, 107500, 113750, 139750, 150500, 188125, 195650, 227500, 279500, 349375, 376250, 391300, 489125, 698750, 752500, 978250, 1397500, 1956500, 2445625, 4891250, 9782500]

約数ペア:

[(1, 9782500), (2, 4891250), (4, 2445625), (5, 1956500), (7, 1397500), (10, 978250), (13, 752500), (14, 698750), (20, 489125), (25, 391300), (26, 376250), (28, 349375), (35, 279500), (43, 227500), (50, 195650), (52, 188125), (65, 150500), (70, 139750), (86, 113750), (91, 107500), (100, 97825), (125, 78260), (130, 75250), (140, 69875), (172, 56875), (175, 55900), (182, 53750), (215, 45500), (250, 39130), (260, 37625), (301, 32500), (325, 30100), (350, 27950), (364, 26875), (430, 22750), (455, 21500), (500, 19565), (559, 17500), (602, 16250), (625, 15652), (650, 15050), (700, 13975), (860, 11375), (875, 11180), (910, 10750), (1075, 9100), (1118, 8750), (1204, 8125), (1250, 7826), (1300, 7525), (1505, 6500), (1625, 6020), (1750, 5590), (1820, 5375), (2150, 4550), (2236, 4375), (2275, 4300), (2500, 3913), (2795, 3500), (3010, 3250)]