1285155328

素因数分解:

$2^9\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:457

約数の個数: 80

約数和(自身を含む): 2628659880

約数和(自身を除く): 1343504552

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 113, 128, 194, 226, 229, 256, 388, 452, 458, 512, 776, 904, 916, 1552, 1808, 1832, 3104, 3616, 3664, 6208, 7232, 7328, 10961, 12416, 14464, 14656, 21922, 22213, 24832, 25877, 28928, 29312, 43844, 44426, 49664, 51754, 57856, 58624, 87688, 88852, 103508, 117248, 175376, 177704, 207016, 350752, 355408, 414032, 701504, 710816, 828064, 1403008, 1421632, 1656128, 2510069, 2806016, 2843264, 3312256, 5020138, 5612032, 5686528, 6624512, 10040276, 11373056, 13249024, 20080552, 40161104, 80322208, 160644416, 321288832, 642577664, 1285155328]

約数ペア:

[(1, 1285155328), (2, 642577664), (4, 321288832), (8, 160644416), (16, 80322208), (32, 40161104), (64, 20080552), (97, 13249024), (113, 11373056), (128, 10040276), (194, 6624512), (226, 5686528), (229, 5612032), (256, 5020138), (388, 3312256), (452, 2843264), (458, 2806016), (512, 2510069), (776, 1656128), (904, 1421632), (916, 1403008), (1552, 828064), (1808, 710816), (1832, 701504), (3104, 414032), (3616, 355408), (3664, 350752), (6208, 207016), (7232, 177704), (7328, 175376), (10961, 117248), (12416, 103508), (14464, 88852), (14656, 87688), (21922, 58624), (22213, 57856), (24832, 51754), (25877, 49664), (28928, 44426), (29312, 43844)]