178996816

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^2$

素因数の和:272

約数の個数: 60

約数和(自身を含む): 371343420

約数和(自身を除く): 192346604

約数列:

[1, 2, 4, 8, 16, 29, 41, 58, 82, 97, 116, 164, 194, 232, 328, 388, 464, 656, 776, 1189, 1552, 2378, 2813, 3977, 4756, 5626, 7954, 9409, 9512, 11252, 15908, 18818, 19024, 22504, 31816, 37636, 45008, 63632, 75272, 115333, 150544, 230666, 272861, 385769, 461332, 545722, 771538, 922664, 1091444, 1543076, 1845328, 2182888, 3086152, 4365776, 6172304, 11187301, 22374602, 44749204, 89498408, 178996816]

約数ペア:

[(1, 178996816), (2, 89498408), (4, 44749204), (8, 22374602), (16, 11187301), (29, 6172304), (41, 4365776), (58, 3086152), (82, 2182888), (97, 1845328), (116, 1543076), (164, 1091444), (194, 922664), (232, 771538), (328, 545722), (388, 461332), (464, 385769), (656, 272861), (776, 230666), (1189, 150544), (1552, 115333), (2378, 75272), (2813, 63632), (3977, 45008), (4756, 37636), (5626, 31816), (7954, 22504), (9409, 19024), (9512, 18818), (11252, 15908)]