2551478188

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:783

約数の個数: 96

約数和(自身を含む): 5428441088

約数和(自身を除く): 2876962900

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 73, 124, 134, 146, 217, 268, 292, 434, 469, 511, 601, 868, 938, 1022, 1202, 1876, 2044, 2077, 2263, 2404, 4154, 4207, 4526, 4891, 8308, 8414, 9052, 9782, 14539, 15841, 16828, 18631, 19564, 29078, 31682, 34237, 37262, 40267, 43873, 58156, 63364, 68474, 74524, 80534, 87746, 130417, 136948, 151621, 161068, 175492, 260834, 281869, 303242, 307111, 521668, 563738, 606484, 614222, 1061347, 1127476, 1228444, 1248277, 1360063, 2122694, 2496554, 2720126, 2939491, 4245388, 4993108, 5440252, 5878982, 8737939, 9520441, 11757964, 17475878, 19040882, 20576437, 34951756, 38081764, 41152874, 82305748, 91124221, 182248442, 364496884, 637869547, 1275739094, 2551478188]

約数ペア:

[(1, 2551478188), (2, 1275739094), (4, 637869547), (7, 364496884), (14, 182248442), (28, 91124221), (31, 82305748), (62, 41152874), (67, 38081764), (73, 34951756), (124, 20576437), (134, 19040882), (146, 17475878), (217, 11757964), (268, 9520441), (292, 8737939), (434, 5878982), (469, 5440252), (511, 4993108), (601, 4245388), (868, 2939491), (938, 2720126), (1022, 2496554), (1202, 2122694), (1876, 1360063), (2044, 1248277), (2077, 1228444), (2263, 1127476), (2404, 1061347), (4154, 614222), (4207, 606484), (4526, 563738), (4891, 521668), (8308, 307111), (8414, 303242), (9052, 281869), (9782, 260834), (14539, 175492), (15841, 161068), (16828, 151621), (18631, 136948), (19564, 130417), (29078, 87746), (31682, 80534), (34237, 74524), (37262, 68474), (40267, 63364), (43873, 58156)]