20194396250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:562

約数の個数: 160

約数和(自身を含む): 44703090432

約数和(自身を除く): 24508694182

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 50, 70, 82, 125, 175, 181, 205, 250, 287, 311, 350, 362, 410, 574, 622, 625, 875, 905, 1025, 1250, 1267, 1435, 1555, 1750, 1810, 2050, 2177, 2534, 2870, 3110, 4354, 4375, 4525, 5125, 6335, 7175, 7421, 7775, 8750, 9050, 10250, 10885, 12670, 12751, 14350, 14842, 15550, 21770, 22625, 25502, 25625, 31675, 35875, 37105, 38875, 45250, 51250, 51947, 54425, 56291, 63350, 63755, 71750, 74210, 77750, 89257, 103894, 108850, 112582, 113125, 127510, 158375, 178514, 179375, 185525, 194375, 226250, 259735, 272125, 281455, 316750, 318775, 358750, 371050, 388750, 394037, 446285, 519470, 544250, 562910, 637550, 788074, 791875, 892570, 927625, 1298675, 1360625, 1407275, 1583750, 1593875, 1855250, 1970185, 2231425, 2307931, 2597350, 2721250, 2814550, 3187750, 3940370, 4462850, 4615862, 4638125, 6493375, 7036375, 7969375, 9276250, 9850925, 11157125, 11539655, 12986750, 14072750, 15938750, 16155517, 19701850, 22314250, 23079310, 32311034, 32466875, 35181875, 49254625, 55785625, 57698275, 64933750, 70363750, 80777585, 98509250, 111571250, 115396550, 161555170, 246273125, 288491375, 403887925, 492546250, 576982750, 807775850, 1442456875, 2019439625, 2884913750, 4038879250, 10097198125, 20194396250]

約数ペア:

[(1, 20194396250), (2, 10097198125), (5, 4038879250), (7, 2884913750), (10, 2019439625), (14, 1442456875), (25, 807775850), (35, 576982750), (41, 492546250), (50, 403887925), (70, 288491375), (82, 246273125), (125, 161555170), (175, 115396550), (181, 111571250), (205, 98509250), (250, 80777585), (287, 70363750), (311, 64933750), (350, 57698275), (362, 55785625), (410, 49254625), (574, 35181875), (622, 32466875), (625, 32311034), (875, 23079310), (905, 22314250), (1025, 19701850), (1250, 16155517), (1267, 15938750), (1435, 14072750), (1555, 12986750), (1750, 11539655), (1810, 11157125), (2050, 9850925), (2177, 9276250), (2534, 7969375), (2870, 7036375), (3110, 6493375), (4354, 4638125), (4375, 4615862), (4525, 4462850), (5125, 3940370), (6335, 3187750), (7175, 2814550), (7421, 2721250), (7775, 2597350), (8750, 2307931), (9050, 2231425), (10250, 1970185), (10885, 1855250), (12670, 1593875), (12751, 1583750), (14350, 1407275), (14842, 1360625), (15550, 1298675), (21770, 927625), (22625, 892570), (25502, 791875), (25625, 788074), (31675, 637550), (35875, 562910), (37105, 544250), (38875, 519470), (45250, 446285), (51250, 394037), (51947, 388750), (54425, 371050), (56291, 358750), (63350, 318775), (63755, 316750), (71750, 281455), (74210, 272125), (77750, 259735), (89257, 226250), (103894, 194375), (108850, 185525), (112582, 179375), (113125, 178514), (127510, 158375)]