2640796864

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{12197}}^1$

素因数の和:12425

約数の個数: 56

約数和(自身を含む): 5576925600

約数和(自身を除く): 2936128736

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 199, 272, 398, 544, 796, 1088, 1592, 3184, 3383, 6368, 6766, 12197, 12736, 13532, 24394, 27064, 48788, 54128, 97576, 108256, 195152, 207349, 216512, 390304, 414698, 780608, 829396, 1658792, 2427203, 3317584, 4854406, 6635168, 9708812, 13270336, 19417624, 38835248, 41262451, 77670496, 82524902, 155340992, 165049804, 330099608, 660199216, 1320398432, 2640796864]

約数ペア:

[(1, 2640796864), (2, 1320398432), (4, 660199216), (8, 330099608), (16, 165049804), (17, 155340992), (32, 82524902), (34, 77670496), (64, 41262451), (68, 38835248), (136, 19417624), (199, 13270336), (272, 9708812), (398, 6635168), (544, 4854406), (796, 3317584), (1088, 2427203), (1592, 1658792), (3184, 829396), (3383, 780608), (6368, 414698), (6766, 390304), (12197, 216512), (12736, 207349), (13532, 195152), (24394, 108256), (27064, 97576), (48788, 54128)]