56180000

素因数分解:

$2^5\times 5^4\times {\mathrm{53}}^2$

素因数の和:136

約数の個数: 90

約数和(自身を含む): 140868189

約数和(自身を除く): 84688189

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 125, 160, 200, 212, 250, 265, 400, 424, 500, 530, 625, 800, 848, 1000, 1060, 1250, 1325, 1696, 2000, 2120, 2500, 2650, 2809, 4000, 4240, 5000, 5300, 5618, 6625, 8480, 10000, 10600, 11236, 13250, 14045, 20000, 21200, 22472, 26500, 28090, 33125, 42400, 44944, 53000, 56180, 66250, 70225, 89888, 106000, 112360, 132500, 140450, 212000, 224720, 265000, 280900, 351125, 449440, 530000, 561800, 702250, 1060000, 1123600, 1404500, 1755625, 2247200, 2809000, 3511250, 5618000, 7022500, 11236000, 14045000, 28090000, 56180000]

約数ペア:

[(1, 56180000), (2, 28090000), (4, 14045000), (5, 11236000), (8, 7022500), (10, 5618000), (16, 3511250), (20, 2809000), (25, 2247200), (32, 1755625), (40, 1404500), (50, 1123600), (53, 1060000), (80, 702250), (100, 561800), (106, 530000), (125, 449440), (160, 351125), (200, 280900), (212, 265000), (250, 224720), (265, 212000), (400, 140450), (424, 132500), (500, 112360), (530, 106000), (625, 89888), (800, 70225), (848, 66250), (1000, 56180), (1060, 53000), (1250, 44944), (1325, 42400), (1696, 33125), (2000, 28090), (2120, 26500), (2500, 22472), (2650, 21200), (2809, 20000), (4000, 14045), (4240, 13250), (5000, 11236), (5300, 10600), (5618, 10000), (6625, 8480)]