5420178920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{52379}}^1$

素因数の和:52602

約数の個数: 64

約数和(自身を含む): 13199760000

約数和(自身を除く): 7779581080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 796, 995, 1592, 1990, 2587, 3980, 5174, 7960, 10348, 12935, 20696, 25870, 51740, 52379, 103480, 104758, 209516, 261895, 419032, 523790, 680927, 1047580, 1361854, 2095160, 2723708, 3404635, 5447416, 6809270, 10423421, 13618540, 20846842, 27237080, 41693684, 52117105, 83387368, 104234210, 135504473, 208468420, 271008946, 416936840, 542017892, 677522365, 1084035784, 1355044730, 2710089460, 5420178920]

約数ペア:

[(1, 5420178920), (2, 2710089460), (4, 1355044730), (5, 1084035784), (8, 677522365), (10, 542017892), (13, 416936840), (20, 271008946), (26, 208468420), (40, 135504473), (52, 104234210), (65, 83387368), (104, 52117105), (130, 41693684), (199, 27237080), (260, 20846842), (398, 13618540), (520, 10423421), (796, 6809270), (995, 5447416), (1592, 3404635), (1990, 2723708), (2587, 2095160), (3980, 1361854), (5174, 1047580), (7960, 680927), (10348, 523790), (12935, 419032), (20696, 261895), (25870, 209516), (51740, 104758), (52379, 103480)]