31768360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 77616000

約数和(自身を除く): 45847640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 307, 398, 520, 614, 796, 995, 1228, 1535, 1592, 1990, 2456, 2587, 3070, 3980, 3991, 5174, 6140, 7960, 7982, 10348, 12280, 12935, 15964, 19955, 20696, 25870, 31928, 39910, 51740, 61093, 79820, 103480, 122186, 159640, 244372, 305465, 488744, 610930, 794209, 1221860, 1588418, 2443720, 3176836, 3971045, 6353672, 7942090, 15884180, 31768360]

約数ペア:

[(1, 31768360), (2, 15884180), (4, 7942090), (5, 6353672), (8, 3971045), (10, 3176836), (13, 2443720), (20, 1588418), (26, 1221860), (40, 794209), (52, 610930), (65, 488744), (104, 305465), (130, 244372), (199, 159640), (260, 122186), (307, 103480), (398, 79820), (520, 61093), (614, 51740), (796, 39910), (995, 31928), (1228, 25870), (1535, 20696), (1592, 19955), (1990, 15964), (2456, 12935), (2587, 12280), (3070, 10348), (3980, 7982), (3991, 7960), (5174, 6140)]