31297376

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 72

約数和(自身を含む): 69378120

約数和(自身を除く): 38080744

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 88, 118, 121, 137, 176, 236, 242, 274, 352, 472, 484, 548, 649, 944, 968, 1096, 1298, 1507, 1888, 1936, 2192, 2596, 3014, 3872, 4384, 5192, 6028, 7139, 8083, 10384, 12056, 14278, 16166, 16577, 20768, 24112, 28556, 32332, 33154, 48224, 57112, 64664, 66308, 88913, 114224, 129328, 132616, 177826, 228448, 258656, 265232, 355652, 530464, 711304, 978043, 1422608, 1956086, 2845216, 3912172, 7824344, 15648688, 31297376]

約数ペア:

[(1, 31297376), (2, 15648688), (4, 7824344), (8, 3912172), (11, 2845216), (16, 1956086), (22, 1422608), (32, 978043), (44, 711304), (59, 530464), (88, 355652), (118, 265232), (121, 258656), (137, 228448), (176, 177826), (236, 132616), (242, 129328), (274, 114224), (352, 88913), (472, 66308), (484, 64664), (548, 57112), (649, 48224), (944, 33154), (968, 32332), (1096, 28556), (1298, 24112), (1507, 20768), (1888, 16577), (1936, 16166), (2192, 14278), (2596, 12056), (3014, 10384), (3872, 8083), (4384, 7139), (5192, 6028)]