21468868750

素因数分解:

$2^1\times 5^5\times 7^1\times {\mathrm{557}}^1\times {\mathrm{881}}^1$

素因数の和:1472

約数の個数: 96

約数和(自身を含む): 46136672064

約数和(自身を除く): 24667803314

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 557, 625, 875, 881, 1114, 1250, 1750, 1762, 2785, 3125, 3899, 4375, 4405, 5570, 6167, 6250, 7798, 8750, 8810, 12334, 13925, 19495, 21875, 22025, 27850, 30835, 38990, 43750, 44050, 61670, 69625, 97475, 110125, 139250, 154175, 194950, 220250, 308350, 348125, 487375, 490717, 550625, 696250, 770875, 974750, 981434, 1101250, 1541750, 1740625, 2436875, 2453585, 2753125, 3435019, 3481250, 3854375, 4873750, 4907170, 5506250, 6870038, 7708750, 12184375, 12267925, 17175095, 19271875, 24368750, 24535850, 34350190, 38543750, 61339625, 85875475, 122679250, 171750950, 306698125, 429377375, 613396250, 858754750, 1533490625, 2146886875, 3066981250, 4293773750, 10734434375, 21468868750]

約数ペア:

[(1, 21468868750), (2, 10734434375), (5, 4293773750), (7, 3066981250), (10, 2146886875), (14, 1533490625), (25, 858754750), (35, 613396250), (50, 429377375), (70, 306698125), (125, 171750950), (175, 122679250), (250, 85875475), (350, 61339625), (557, 38543750), (625, 34350190), (875, 24535850), (881, 24368750), (1114, 19271875), (1250, 17175095), (1750, 12267925), (1762, 12184375), (2785, 7708750), (3125, 6870038), (3899, 5506250), (4375, 4907170), (4405, 4873750), (5570, 3854375), (6167, 3481250), (6250, 3435019), (7798, 2753125), (8750, 2453585), (8810, 2436875), (12334, 1740625), (13925, 1541750), (19495, 1101250), (21875, 981434), (22025, 974750), (27850, 770875), (30835, 696250), (38990, 550625), (43750, 490717), (44050, 487375), (61670, 348125), (69625, 308350), (97475, 220250), (110125, 194950), (139250, 154175)]