131080000

素因数分解:

$2^6\times 5^4\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:174

約数の個数: 140

約数和(自身を含む): 339219540

約数和(自身を除く): 208139540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 113, 116, 125, 145, 160, 200, 226, 232, 250, 290, 320, 400, 452, 464, 500, 565, 580, 625, 725, 800, 904, 928, 1000, 1130, 1160, 1250, 1450, 1600, 1808, 1856, 2000, 2260, 2320, 2500, 2825, 2900, 3277, 3616, 3625, 4000, 4520, 4640, 5000, 5650, 5800, 6554, 7232, 7250, 8000, 9040, 9280, 10000, 11300, 11600, 13108, 14125, 14500, 16385, 18080, 18125, 20000, 22600, 23200, 26216, 28250, 29000, 32770, 36160, 36250, 40000, 45200, 46400, 52432, 56500, 58000, 65540, 70625, 72500, 81925, 90400, 104864, 113000, 116000, 131080, 141250, 145000, 163850, 180800, 209728, 226000, 232000, 262160, 282500, 290000, 327700, 409625, 452000, 524320, 565000, 580000, 655400, 819250, 904000, 1048640, 1130000, 1160000, 1310800, 1638500, 2048125, 2260000, 2621600, 3277000, 4096250, 4520000, 5243200, 6554000, 8192500, 13108000, 16385000, 26216000, 32770000, 65540000, 131080000]

約数ペア:

[(1, 131080000), (2, 65540000), (4, 32770000), (5, 26216000), (8, 16385000), (10, 13108000), (16, 8192500), (20, 6554000), (25, 5243200), (29, 4520000), (32, 4096250), (40, 3277000), (50, 2621600), (58, 2260000), (64, 2048125), (80, 1638500), (100, 1310800), (113, 1160000), (116, 1130000), (125, 1048640), (145, 904000), (160, 819250), (200, 655400), (226, 580000), (232, 565000), (250, 524320), (290, 452000), (320, 409625), (400, 327700), (452, 290000), (464, 282500), (500, 262160), (565, 232000), (580, 226000), (625, 209728), (725, 180800), (800, 163850), (904, 145000), (928, 141250), (1000, 131080), (1130, 116000), (1160, 113000), (1250, 104864), (1450, 90400), (1600, 81925), (1808, 72500), (1856, 70625), (2000, 65540), (2260, 58000), (2320, 56500), (2500, 52432), (2825, 46400), (2900, 45200), (3277, 40000), (3616, 36250), (3625, 36160), (4000, 32770), (4520, 29000), (4640, 28250), (5000, 26216), (5650, 23200), (5800, 22600), (6554, 20000), (7232, 18125), (7250, 18080), (8000, 16385), (9040, 14500), (9280, 14125), (10000, 13108), (11300, 11600)]