128089288

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 269049600

約数和(自身を除く): 140960312

約数列:

[1, 2, 4, 8, 17, 29, 34, 47, 58, 68, 94, 116, 136, 188, 232, 376, 493, 691, 799, 986, 1363, 1382, 1598, 1972, 2726, 2764, 3196, 3944, 5452, 5528, 6392, 10904, 11747, 20039, 23171, 23494, 32477, 40078, 46342, 46988, 64954, 80156, 92684, 93976, 129908, 160312, 185368, 259816, 340663, 552109, 681326, 941833, 1104218, 1362652, 1883666, 2208436, 2725304, 3767332, 4416872, 7534664, 16011161, 32022322, 64044644, 128089288]

約数ペア:

[(1, 128089288), (2, 64044644), (4, 32022322), (8, 16011161), (17, 7534664), (29, 4416872), (34, 3767332), (47, 2725304), (58, 2208436), (68, 1883666), (94, 1362652), (116, 1104218), (136, 941833), (188, 681326), (232, 552109), (376, 340663), (493, 259816), (691, 185368), (799, 160312), (986, 129908), (1363, 93976), (1382, 92684), (1598, 80156), (1972, 64954), (2726, 46988), (2764, 46342), (3196, 40078), (3944, 32477), (5452, 23494), (5528, 23171), (6392, 20039), (10904, 11747)]