8485360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 21873600

約数和(自身を除く): 13388240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 199, 205, 208, 260, 328, 398, 410, 520, 533, 656, 796, 820, 995, 1040, 1066, 1592, 1640, 1990, 2132, 2587, 2665, 3184, 3280, 3980, 4264, 5174, 5330, 7960, 8159, 8528, 10348, 10660, 12935, 15920, 16318, 20696, 21320, 25870, 32636, 40795, 41392, 42640, 51740, 65272, 81590, 103480, 106067, 130544, 163180, 206960, 212134, 326360, 424268, 530335, 652720, 848536, 1060670, 1697072, 2121340, 4242680, 8485360]

約数ペア:

[(1, 8485360), (2, 4242680), (4, 2121340), (5, 1697072), (8, 1060670), (10, 848536), (13, 652720), (16, 530335), (20, 424268), (26, 326360), (40, 212134), (41, 206960), (52, 163180), (65, 130544), (80, 106067), (82, 103480), (104, 81590), (130, 65272), (164, 51740), (199, 42640), (205, 41392), (208, 40795), (260, 32636), (328, 25870), (398, 21320), (410, 20696), (520, 16318), (533, 15920), (656, 12935), (796, 10660), (820, 10348), (995, 8528), (1040, 8159), (1066, 7960), (1592, 5330), (1640, 5174), (1990, 4264), (2132, 3980), (2587, 3280), (2665, 3184)]