64754020

素因数分解:

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

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 144789120

約数和(自身を除く): 80035100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 227, 340, 454, 839, 908, 1135, 1678, 2270, 3356, 3859, 4195, 4540, 7718, 8390, 14263, 15436, 16780, 19295, 28526, 38590, 57052, 71315, 77180, 142630, 190453, 285260, 380906, 761812, 952265, 1904530, 3237701, 3809060, 6475402, 12950804, 16188505, 32377010, 64754020]

約数ペア:

[(1, 64754020), (2, 32377010), (4, 16188505), (5, 12950804), (10, 6475402), (17, 3809060), (20, 3237701), (34, 1904530), (68, 952265), (85, 761812), (170, 380906), (227, 285260), (340, 190453), (454, 142630), (839, 77180), (908, 71315), (1135, 57052), (1678, 38590), (2270, 28526), (3356, 19295), (3859, 16780), (4195, 15436), (4540, 14263), (7718, 8390)]