254136532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{599}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 493920000

約数和(自身を除く): 239783468

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 199, 398, 533, 599, 796, 1066, 1198, 2132, 2396, 2587, 5174, 7787, 8159, 10348, 15574, 16318, 24559, 31148, 32636, 49118, 98236, 106067, 119201, 212134, 238402, 319267, 424268, 476804, 638534, 1277068, 1549613, 3099226, 4887241, 6198452, 9774482, 19548964, 63534133, 127068266, 254136532]

約数ペア:

[(1, 254136532), (2, 127068266), (4, 63534133), (13, 19548964), (26, 9774482), (41, 6198452), (52, 4887241), (82, 3099226), (164, 1549613), (199, 1277068), (398, 638534), (533, 476804), (599, 424268), (796, 319267), (1066, 238402), (1198, 212134), (2132, 119201), (2396, 106067), (2587, 98236), (5174, 49118), (7787, 32636), (8159, 31148), (10348, 24559), (15574, 16318)]