254971652

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^3\times {\mathrm{31}}^1$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 521418240

約数和(自身を除く): 266446588

約数列:

[1, 2, 4, 13, 23, 26, 31, 46, 52, 62, 92, 124, 169, 299, 338, 403, 529, 598, 676, 713, 806, 1058, 1196, 1426, 1612, 2116, 2852, 3887, 5239, 6877, 7774, 9269, 10478, 12167, 13754, 15548, 16399, 18538, 20956, 24334, 27508, 32798, 37076, 48668, 65596, 89401, 120497, 158171, 178802, 213187, 240994, 316342, 357604, 377177, 426374, 481988, 632684, 754354, 852748, 1508708, 2056223, 2771431, 4112446, 4903301, 5542862, 8224892, 9806602, 11085724, 19613204, 63742913, 127485826, 254971652]

約数ペア:

[(1, 254971652), (2, 127485826), (4, 63742913), (13, 19613204), (23, 11085724), (26, 9806602), (31, 8224892), (46, 5542862), (52, 4903301), (62, 4112446), (92, 2771431), (124, 2056223), (169, 1508708), (299, 852748), (338, 754354), (403, 632684), (529, 481988), (598, 426374), (676, 377177), (713, 357604), (806, 316342), (1058, 240994), (1196, 213187), (1426, 178802), (1612, 158171), (2116, 120497), (2852, 89401), (3887, 65596), (5239, 48668), (6877, 37076), (7774, 32798), (9269, 27508), (10478, 24334), (12167, 20956), (13754, 18538), (15548, 16399)]