79327760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1$

素因数の和:1176

約数の個数: 80

約数和(自身を含む): 197130240

約数和(自身を除く): 117802480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1103, 1160, 1240, 1798, 2206, 2320, 2480, 3596, 4412, 4495, 5515, 7192, 8824, 8990, 11030, 14384, 17648, 17980, 22060, 31987, 34193, 35960, 44120, 63974, 68386, 71920, 88240, 127948, 136772, 159935, 170965, 255896, 273544, 319870, 341930, 511792, 547088, 639740, 683860, 991597, 1279480, 1367720, 1983194, 2558960, 2735440, 3966388, 4957985, 7932776, 9915970, 15865552, 19831940, 39663880, 79327760]

約数ペア:

[(1, 79327760), (2, 39663880), (4, 19831940), (5, 15865552), (8, 9915970), (10, 7932776), (16, 4957985), (20, 3966388), (29, 2735440), (31, 2558960), (40, 1983194), (58, 1367720), (62, 1279480), (80, 991597), (116, 683860), (124, 639740), (145, 547088), (155, 511792), (232, 341930), (248, 319870), (290, 273544), (310, 255896), (464, 170965), (496, 159935), (580, 136772), (620, 127948), (899, 88240), (1103, 71920), (1160, 68386), (1240, 63974), (1798, 44120), (2206, 35960), (2320, 34193), (2480, 31987), (3596, 22060), (4412, 17980), (4495, 17648), (5515, 14384), (7192, 11030), (8824, 8990)]