68440164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 184415616

約数和(自身を除く): 115975452

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 131, 156, 197, 204, 221, 262, 393, 394, 442, 524, 591, 663, 786, 788, 884, 1182, 1326, 1572, 1703, 2227, 2364, 2561, 2652, 3349, 3406, 4454, 5109, 5122, 6681, 6698, 6812, 7683, 8908, 10047, 10218, 10244, 13362, 13396, 15366, 20094, 20436, 25807, 26724, 28951, 30732, 40188, 43537, 51614, 57902, 77421, 86853, 87074, 103228, 115804, 130611, 154842, 173706, 174148, 261222, 309684, 335491, 347412, 438719, 522444, 670982, 877438, 1006473, 1316157, 1341964, 1754876, 2012946, 2632314, 4025892, 5264628, 5703347, 11406694, 17110041, 22813388, 34220082, 68440164]

約数ペア:

[(1, 68440164), (2, 34220082), (3, 22813388), (4, 17110041), (6, 11406694), (12, 5703347), (13, 5264628), (17, 4025892), (26, 2632314), (34, 2012946), (39, 1754876), (51, 1341964), (52, 1316157), (68, 1006473), (78, 877438), (102, 670982), (131, 522444), (156, 438719), (197, 347412), (204, 335491), (221, 309684), (262, 261222), (393, 174148), (394, 173706), (442, 154842), (524, 130611), (591, 115804), (663, 103228), (786, 87074), (788, 86853), (884, 77421), (1182, 57902), (1326, 51614), (1572, 43537), (1703, 40188), (2227, 30732), (2364, 28951), (2561, 26724), (2652, 25807), (3349, 20436), (3406, 20094), (4454, 15366), (5109, 13396), (5122, 13362), (6681, 10244), (6698, 10218), (6812, 10047), (7683, 8908)]