76956080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 190032480

約数和(自身を除く): 113076400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 197, 257, 304, 380, 394, 514, 760, 788, 985, 1028, 1285, 1520, 1576, 1970, 2056, 2570, 3152, 3743, 3940, 4112, 4883, 5140, 7486, 7880, 9766, 10280, 14972, 15760, 18715, 19532, 20560, 24415, 29944, 37430, 39064, 48830, 50629, 59888, 74860, 78128, 97660, 101258, 149720, 195320, 202516, 253145, 299440, 390640, 405032, 506290, 810064, 961951, 1012580, 1923902, 2025160, 3847804, 4050320, 4809755, 7695608, 9619510, 15391216, 19239020, 38478040, 76956080]

約数ペア:

[(1, 76956080), (2, 38478040), (4, 19239020), (5, 15391216), (8, 9619510), (10, 7695608), (16, 4809755), (19, 4050320), (20, 3847804), (38, 2025160), (40, 1923902), (76, 1012580), (80, 961951), (95, 810064), (152, 506290), (190, 405032), (197, 390640), (257, 299440), (304, 253145), (380, 202516), (394, 195320), (514, 149720), (760, 101258), (788, 97660), (985, 78128), (1028, 74860), (1285, 59888), (1520, 50629), (1576, 48830), (1970, 39064), (2056, 37430), (2570, 29944), (3152, 24415), (3743, 20560), (3940, 19532), (4112, 18715), (4883, 15760), (5140, 14972), (7486, 10280), (7880, 9766)]