66538000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 160

約数和(自身を含む): 181059840

約数和(自身を除く): 114521840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 103, 125, 136, 152, 170, 190, 200, 206, 250, 272, 304, 323, 340, 380, 400, 412, 425, 475, 500, 515, 646, 680, 760, 824, 850, 950, 1000, 1030, 1292, 1360, 1520, 1615, 1648, 1700, 1751, 1900, 1957, 2000, 2060, 2125, 2375, 2575, 2584, 3230, 3400, 3502, 3800, 3914, 4120, 4250, 4750, 5150, 5168, 6460, 6800, 7004, 7600, 7828, 8075, 8240, 8500, 8755, 9500, 9785, 10300, 12875, 12920, 14008, 15656, 16150, 17000, 17510, 19000, 19570, 20600, 25750, 25840, 28016, 31312, 32300, 33269, 34000, 35020, 38000, 39140, 40375, 41200, 43775, 48925, 51500, 64600, 66538, 70040, 78280, 80750, 87550, 97850, 103000, 129200, 133076, 140080, 156560, 161500, 166345, 175100, 195700, 206000, 218875, 244625, 266152, 323000, 332690, 350200, 391400, 437750, 489250, 532304, 646000, 665380, 700400, 782800, 831725, 875500, 978500, 1330760, 1663450, 1751000, 1957000, 2661520, 3326900, 3502000, 3914000, 4158625, 6653800, 8317250, 13307600, 16634500, 33269000, 66538000]

約数ペア:

[(1, 66538000), (2, 33269000), (4, 16634500), (5, 13307600), (8, 8317250), (10, 6653800), (16, 4158625), (17, 3914000), (19, 3502000), (20, 3326900), (25, 2661520), (34, 1957000), (38, 1751000), (40, 1663450), (50, 1330760), (68, 978500), (76, 875500), (80, 831725), (85, 782800), (95, 700400), (100, 665380), (103, 646000), (125, 532304), (136, 489250), (152, 437750), (170, 391400), (190, 350200), (200, 332690), (206, 323000), (250, 266152), (272, 244625), (304, 218875), (323, 206000), (340, 195700), (380, 175100), (400, 166345), (412, 161500), (425, 156560), (475, 140080), (500, 133076), (515, 129200), (646, 103000), (680, 97850), (760, 87550), (824, 80750), (850, 78280), (950, 70040), (1000, 66538), (1030, 64600), (1292, 51500), (1360, 48925), (1520, 43775), (1615, 41200), (1648, 40375), (1700, 39140), (1751, 38000), (1900, 35020), (1957, 34000), (2000, 33269), (2060, 32300), (2125, 31312), (2375, 28016), (2575, 25840), (2584, 25750), (3230, 20600), (3400, 19570), (3502, 19000), (3800, 17510), (3914, 17000), (4120, 16150), (4250, 15656), (4750, 14008), (5150, 12920), (5168, 12875), (6460, 10300), (6800, 9785), (7004, 9500), (7600, 8755), (7828, 8500), (8075, 8240)]