64890224

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 153793728

約数和(自身を除く): 88903504

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 173, 197, 238, 272, 346, 394, 476, 692, 788, 952, 1211, 1379, 1384, 1576, 1904, 2422, 2758, 2768, 2941, 3152, 3349, 4844, 5516, 5882, 6698, 9688, 11032, 11764, 13396, 19376, 20587, 22064, 23443, 23528, 26792, 34081, 41174, 46886, 47056, 53584, 68162, 82348, 93772, 136324, 164696, 187544, 238567, 272648, 329392, 375088, 477134, 545296, 579377, 954268, 1158754, 1908536, 2317508, 3817072, 4055639, 4635016, 8111278, 9270032, 16222556, 32445112, 64890224]

約数ペア:

[(1, 64890224), (2, 32445112), (4, 16222556), (7, 9270032), (8, 8111278), (14, 4635016), (16, 4055639), (17, 3817072), (28, 2317508), (34, 1908536), (56, 1158754), (68, 954268), (112, 579377), (119, 545296), (136, 477134), (173, 375088), (197, 329392), (238, 272648), (272, 238567), (346, 187544), (394, 164696), (476, 136324), (692, 93772), (788, 82348), (952, 68162), (1211, 53584), (1379, 47056), (1384, 46886), (1576, 41174), (1904, 34081), (2422, 26792), (2758, 23528), (2768, 23443), (2941, 22064), (3152, 20587), (3349, 19376), (4844, 13396), (5516, 11764), (5882, 11032), (6698, 9688)]