72428080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31219}}^1$

素因数の和:31261

約数の個数: 40

約数和(自身を含む): 174207600

約数和(自身を除く): 101779520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 31219, 62438, 124876, 156095, 249752, 312190, 499504, 624380, 905351, 1248760, 1810702, 2497520, 3621404, 4526755, 7242808, 9053510, 14485616, 18107020, 36214040, 72428080]

約数ペア:

[(1, 72428080), (2, 36214040), (4, 18107020), (5, 14485616), (8, 9053510), (10, 7242808), (16, 4526755), (20, 3621404), (29, 2497520), (40, 1810702), (58, 1248760), (80, 905351), (116, 624380), (145, 499504), (232, 312190), (290, 249752), (464, 156095), (580, 124876), (1160, 62438), (2320, 31219)]