129508040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{839}}^1$

素因数の和:1094

約数の個数: 64

約数和(自身を含む): 310262400

約数和(自身を除く): 180754360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 227, 340, 454, 680, 839, 908, 1135, 1678, 1816, 2270, 3356, 3859, 4195, 4540, 6712, 7718, 8390, 9080, 14263, 15436, 16780, 19295, 28526, 30872, 33560, 38590, 57052, 71315, 77180, 114104, 142630, 154360, 190453, 285260, 380906, 570520, 761812, 952265, 1523624, 1904530, 3237701, 3809060, 6475402, 7618120, 12950804, 16188505, 25901608, 32377010, 64754020, 129508040]

約数ペア:

[(1, 129508040), (2, 64754020), (4, 32377010), (5, 25901608), (8, 16188505), (10, 12950804), (17, 7618120), (20, 6475402), (34, 3809060), (40, 3237701), (68, 1904530), (85, 1523624), (136, 952265), (170, 761812), (227, 570520), (340, 380906), (454, 285260), (680, 190453), (839, 154360), (908, 142630), (1135, 114104), (1678, 77180), (1816, 71315), (2270, 57052), (3356, 38590), (3859, 33560), (4195, 30872), (4540, 28526), (6712, 19295), (7718, 16780), (8390, 15436), (9080, 14263)]