140277728

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3449}}^1$

素因数の和:3531

約数の個数: 48

約数和(自身を含む): 292118400

約数和(自身を除く): 151840672

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 2542, 3449, 5084, 6898, 10168, 13796, 20336, 27592, 40672, 55184, 106919, 110368, 141409, 213838, 282818, 427676, 565636, 855352, 1131272, 1710704, 2262544, 3421408, 4383679, 4525088, 8767358, 17534716, 35069432, 70138864, 140277728]

約数ペア:

[(1, 140277728), (2, 70138864), (4, 35069432), (8, 17534716), (16, 8767358), (31, 4525088), (32, 4383679), (41, 3421408), (62, 2262544), (82, 1710704), (124, 1131272), (164, 855352), (248, 565636), (328, 427676), (496, 282818), (656, 213838), (992, 141409), (1271, 110368), (1312, 106919), (2542, 55184), (3449, 40672), (5084, 27592), (6898, 20336), (10168, 13796)]