80707425

素因数分解:

$3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 137401920

約数和(自身を除く): 56694495

約数列:

[1, 3, 5, 15, 25, 75, 89, 107, 113, 267, 321, 339, 445, 535, 565, 1335, 1605, 1695, 2225, 2675, 2825, 6675, 8025, 8475, 9523, 10057, 12091, 28569, 30171, 36273, 47615, 50285, 60455, 142845, 150855, 181365, 238075, 251425, 302275, 714225, 754275, 906825, 1076099, 3228297, 5380495, 16141485, 26902475, 80707425]

約数ペア:

[(1, 80707425), (3, 26902475), (5, 16141485), (15, 5380495), (25, 3228297), (75, 1076099), (89, 906825), (107, 754275), (113, 714225), (267, 302275), (321, 251425), (339, 238075), (445, 181365), (535, 150855), (565, 142845), (1335, 60455), (1605, 50285), (1695, 47615), (2225, 36273), (2675, 30171), (2825, 28569), (6675, 12091), (8025, 10057), (8475, 9523)]