128753648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{829}}^1$

素因数の和:1425

約数の個数: 40

約数和(自身を含む): 264916080

約数和(自身を除く): 136162432

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 571, 829, 1142, 1658, 2284, 3316, 4568, 6632, 9136, 9707, 13264, 14093, 19414, 28186, 38828, 56372, 77656, 112744, 155312, 225488, 473359, 946718, 1893436, 3786872, 7573744, 8047103, 16094206, 32188412, 64376824, 128753648]

約数ペア:

[(1, 128753648), (2, 64376824), (4, 32188412), (8, 16094206), (16, 8047103), (17, 7573744), (34, 3786872), (68, 1893436), (136, 946718), (272, 473359), (571, 225488), (829, 155312), (1142, 112744), (1658, 77656), (2284, 56372), (3316, 38828), (4568, 28186), (6632, 19414), (9136, 14093), (9707, 13264)]