72097940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1129}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 157946880

約数和(自身を除く): 85848940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 515, 620, 1030, 1129, 2060, 2258, 3193, 4516, 5645, 6386, 11290, 12772, 15965, 22580, 31930, 34999, 63860, 69998, 116287, 139996, 174995, 232574, 349990, 465148, 581435, 699980, 1162870, 2325740, 3604897, 7209794, 14419588, 18024485, 36048970, 72097940]

約数ペア:

[(1, 72097940), (2, 36048970), (4, 18024485), (5, 14419588), (10, 7209794), (20, 3604897), (31, 2325740), (62, 1162870), (103, 699980), (124, 581435), (155, 465148), (206, 349990), (310, 232574), (412, 174995), (515, 139996), (620, 116287), (1030, 69998), (1129, 63860), (2060, 34999), (2258, 31930), (3193, 22580), (4516, 15965), (5645, 12772), (6386, 11290)]