72656560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29297}}^1$

素因数の和:29341

約数の個数: 40

約数和(自身を含む): 174381696

約数和(自身を除く): 101725136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 29297, 58594, 117188, 146485, 234376, 292970, 468752, 585940, 908207, 1171880, 1816414, 2343760, 3632828, 4541035, 7265656, 9082070, 14531312, 18164140, 36328280, 72656560]

約数ペア:

[(1, 72656560), (2, 36328280), (4, 18164140), (5, 14531312), (8, 9082070), (10, 7265656), (16, 4541035), (20, 3632828), (31, 2343760), (40, 1816414), (62, 1171880), (80, 908207), (124, 585940), (155, 468752), (248, 292970), (310, 234376), (496, 146485), (620, 117188), (1240, 58594), (2480, 29297)]