289985728

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1489}}^1$

素因数の和:1697

約数の個数: 56

約数和(自身を含む): 613105200

約数和(自身を除く): 323119472

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 179, 272, 358, 544, 716, 1088, 1432, 1489, 2864, 2978, 3043, 5728, 5956, 6086, 11456, 11912, 12172, 23824, 24344, 25313, 47648, 48688, 50626, 95296, 97376, 101252, 194752, 202504, 266531, 405008, 533062, 810016, 1066124, 1620032, 2132248, 4264496, 4531027, 8528992, 9062054, 17057984, 18124108, 36248216, 72496432, 144992864, 289985728]

約数ペア:

[(1, 289985728), (2, 144992864), (4, 72496432), (8, 36248216), (16, 18124108), (17, 17057984), (32, 9062054), (34, 8528992), (64, 4531027), (68, 4264496), (136, 2132248), (179, 1620032), (272, 1066124), (358, 810016), (544, 533062), (716, 405008), (1088, 266531), (1432, 202504), (1489, 194752), (2864, 101252), (2978, 97376), (3043, 95296), (5728, 50626), (5956, 48688), (6086, 47648), (11456, 25313), (11912, 24344), (12172, 23824)]