12566000

素因数分解:

$2^4\times 5^3\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 80

約数和(自身を含む): 31182528

約数和(自身を除く): 18616528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 103, 122, 125, 200, 206, 244, 250, 305, 400, 412, 488, 500, 515, 610, 824, 976, 1000, 1030, 1220, 1525, 1648, 2000, 2060, 2440, 2575, 3050, 4120, 4880, 5150, 6100, 6283, 7625, 8240, 10300, 12200, 12566, 12875, 15250, 20600, 24400, 25132, 25750, 30500, 31415, 41200, 50264, 51500, 61000, 62830, 100528, 103000, 122000, 125660, 157075, 206000, 251320, 314150, 502640, 628300, 785375, 1256600, 1570750, 2513200, 3141500, 6283000, 12566000]

約数ペア:

[(1, 12566000), (2, 6283000), (4, 3141500), (5, 2513200), (8, 1570750), (10, 1256600), (16, 785375), (20, 628300), (25, 502640), (40, 314150), (50, 251320), (61, 206000), (80, 157075), (100, 125660), (103, 122000), (122, 103000), (125, 100528), (200, 62830), (206, 61000), (244, 51500), (250, 50264), (305, 41200), (400, 31415), (412, 30500), (488, 25750), (500, 25132), (515, 24400), (610, 20600), (824, 15250), (976, 12875), (1000, 12566), (1030, 12200), (1220, 10300), (1525, 8240), (1648, 7625), (2000, 6283), (2060, 6100), (2440, 5150), (2575, 4880), (3050, 4120)]