20199789750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{15329}}^1$

素因数の和:15607

約数の個数: 128

約数和(自身を含む): 57854684160

約数和(自身を除く): 37654894410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 251, 350, 375, 502, 525, 750, 753, 875, 1050, 1255, 1506, 1750, 1757, 2510, 2625, 3514, 3765, 5250, 5271, 6275, 7530, 8785, 10542, 12550, 15329, 17570, 18825, 26355, 30658, 31375, 37650, 43925, 45987, 52710, 62750, 76645, 87850, 91974, 94125, 107303, 131775, 153290, 188250, 214606, 219625, 229935, 263550, 321909, 383225, 439250, 459870, 536515, 643818, 658875, 766450, 1073030, 1149675, 1317750, 1609545, 1916125, 2299350, 2682575, 3219090, 3832250, 3847579, 5365150, 5748375, 7695158, 8047725, 11496750, 11542737, 13412875, 16095450, 19237895, 23085474, 26825750, 26933053, 38475790, 40238625, 53866106, 57713685, 80477250, 80799159, 96189475, 115427370, 134665265, 161598318, 192378950, 269330530, 288568425, 403995795, 480947375, 577136850, 673326325, 807991590, 961894750, 1346652650, 1442842125, 2019978975, 2885684250, 3366631625, 4039957950, 6733263250, 10099894875, 20199789750]

約数ペア:

[(1, 20199789750), (2, 10099894875), (3, 6733263250), (5, 4039957950), (6, 3366631625), (7, 2885684250), (10, 2019978975), (14, 1442842125), (15, 1346652650), (21, 961894750), (25, 807991590), (30, 673326325), (35, 577136850), (42, 480947375), (50, 403995795), (70, 288568425), (75, 269330530), (105, 192378950), (125, 161598318), (150, 134665265), (175, 115427370), (210, 96189475), (250, 80799159), (251, 80477250), (350, 57713685), (375, 53866106), (502, 40238625), (525, 38475790), (750, 26933053), (753, 26825750), (875, 23085474), (1050, 19237895), (1255, 16095450), (1506, 13412875), (1750, 11542737), (1757, 11496750), (2510, 8047725), (2625, 7695158), (3514, 5748375), (3765, 5365150), (5250, 3847579), (5271, 3832250), (6275, 3219090), (7530, 2682575), (8785, 2299350), (10542, 1916125), (12550, 1609545), (15329, 1317750), (17570, 1149675), (18825, 1073030), (26355, 766450), (30658, 658875), (31375, 643818), (37650, 536515), (43925, 459870), (45987, 439250), (52710, 383225), (62750, 321909), (76645, 263550), (87850, 229935), (91974, 219625), (94125, 214606), (107303, 188250), (131775, 153290)]