201830800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:545

約数の個数: 120

約数和(自身を含む): 522261216

約数和(自身を除く): 320430416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 67, 68, 80, 85, 100, 134, 136, 170, 200, 268, 272, 335, 340, 400, 425, 443, 536, 670, 680, 850, 886, 1072, 1139, 1340, 1360, 1675, 1700, 1772, 2215, 2278, 2680, 3350, 3400, 3544, 4430, 4556, 5360, 5695, 6700, 6800, 7088, 7531, 8860, 9112, 11075, 11390, 13400, 15062, 17720, 18224, 22150, 22780, 26800, 28475, 29681, 30124, 35440, 37655, 44300, 45560, 56950, 59362, 60248, 75310, 88600, 91120, 113900, 118724, 120496, 148405, 150620, 177200, 188275, 227800, 237448, 296810, 301240, 376550, 455600, 474896, 504577, 593620, 602480, 742025, 753100, 1009154, 1187240, 1484050, 1506200, 2018308, 2374480, 2522885, 2968100, 3012400, 4036616, 5045770, 5936200, 8073232, 10091540, 11872400, 12614425, 20183080, 25228850, 40366160, 50457700, 100915400, 201830800]

約数ペア:

[(1, 201830800), (2, 100915400), (4, 50457700), (5, 40366160), (8, 25228850), (10, 20183080), (16, 12614425), (17, 11872400), (20, 10091540), (25, 8073232), (34, 5936200), (40, 5045770), (50, 4036616), (67, 3012400), (68, 2968100), (80, 2522885), (85, 2374480), (100, 2018308), (134, 1506200), (136, 1484050), (170, 1187240), (200, 1009154), (268, 753100), (272, 742025), (335, 602480), (340, 593620), (400, 504577), (425, 474896), (443, 455600), (536, 376550), (670, 301240), (680, 296810), (850, 237448), (886, 227800), (1072, 188275), (1139, 177200), (1340, 150620), (1360, 148405), (1675, 120496), (1700, 118724), (1772, 113900), (2215, 91120), (2278, 88600), (2680, 75310), (3350, 60248), (3400, 59362), (3544, 56950), (4430, 45560), (4556, 44300), (5360, 37655), (5695, 35440), (6700, 30124), (6800, 29681), (7088, 28475), (7531, 26800), (8860, 22780), (9112, 22150), (11075, 18224), (11390, 17720), (13400, 15062)]