80647650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{19913}}^1$

素因数の和:19937

約数の個数: 60

約数和(自身を含む): 224092242

約数和(自身を除く): 143444592

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 19913, 39826, 59739, 99565, 119478, 179217, 199130, 298695, 358434, 497825, 537651, 597390, 896085, 995650, 1075302, 1493475, 1612953, 1792170, 2688255, 2986950, 3225906, 4480425, 5376510, 8064765, 8960850, 13441275, 16129530, 26882550, 40323825, 80647650]

約数ペア:

[(1, 80647650), (2, 40323825), (3, 26882550), (5, 16129530), (6, 13441275), (9, 8960850), (10, 8064765), (15, 5376510), (18, 4480425), (25, 3225906), (27, 2986950), (30, 2688255), (45, 1792170), (50, 1612953), (54, 1493475), (75, 1075302), (81, 995650), (90, 896085), (135, 597390), (150, 537651), (162, 497825), (225, 358434), (270, 298695), (405, 199130), (450, 179217), (675, 119478), (810, 99565), (1350, 59739), (2025, 39826), (4050, 19913)]