315625648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{4373}}^1$

素因数の和:4741

約数の個数: 40

約数和(自身を含む): 660613968

約数和(自身を除く): 344988320

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 347, 694, 1388, 2776, 4373, 4511, 5552, 8746, 9022, 17492, 18044, 34984, 36088, 56849, 69968, 72176, 113698, 227396, 454792, 909584, 1517431, 3034862, 6069724, 12139448, 19726603, 24278896, 39453206, 78906412, 157812824, 315625648]

約数ペア:

[(1, 315625648), (2, 157812824), (4, 78906412), (8, 39453206), (13, 24278896), (16, 19726603), (26, 12139448), (52, 6069724), (104, 3034862), (208, 1517431), (347, 909584), (694, 454792), (1388, 227396), (2776, 113698), (4373, 72176), (4511, 69968), (5552, 56849), (8746, 36088), (9022, 34984), (17492, 18044)]