80194100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 220485888

約数和(自身を除く): 140291788

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 25, 28, 34, 35, 46, 50, 68, 70, 85, 92, 100, 115, 119, 140, 161, 170, 175, 230, 238, 293, 322, 340, 350, 391, 425, 460, 476, 575, 586, 595, 644, 700, 782, 805, 850, 1150, 1172, 1190, 1465, 1564, 1610, 1700, 1955, 2051, 2300, 2380, 2737, 2930, 2975, 3220, 3910, 4025, 4102, 4981, 5474, 5860, 5950, 6739, 7325, 7820, 8050, 8204, 9775, 9962, 10255, 10948, 11900, 13478, 13685, 14650, 16100, 19550, 19924, 20510, 24905, 26956, 27370, 29300, 33695, 34867, 39100, 41020, 47173, 49810, 51275, 54740, 67390, 68425, 69734, 94346, 99620, 102550, 114563, 124525, 134780, 136850, 139468, 168475, 174335, 188692, 205100, 229126, 235865, 249050, 273700, 336950, 348670, 458252, 471730, 498100, 572815, 673900, 697340, 801941, 871675, 943460, 1145630, 1179325, 1603882, 1743350, 2291260, 2358650, 2864075, 3207764, 3486700, 4009705, 4717300, 5728150, 8019410, 11456300, 16038820, 20048525, 40097050, 80194100]

約数ペア:

[(1, 80194100), (2, 40097050), (4, 20048525), (5, 16038820), (7, 11456300), (10, 8019410), (14, 5728150), (17, 4717300), (20, 4009705), (23, 3486700), (25, 3207764), (28, 2864075), (34, 2358650), (35, 2291260), (46, 1743350), (50, 1603882), (68, 1179325), (70, 1145630), (85, 943460), (92, 871675), (100, 801941), (115, 697340), (119, 673900), (140, 572815), (161, 498100), (170, 471730), (175, 458252), (230, 348670), (238, 336950), (293, 273700), (322, 249050), (340, 235865), (350, 229126), (391, 205100), (425, 188692), (460, 174335), (476, 168475), (575, 139468), (586, 136850), (595, 134780), (644, 124525), (700, 114563), (782, 102550), (805, 99620), (850, 94346), (1150, 69734), (1172, 68425), (1190, 67390), (1465, 54740), (1564, 51275), (1610, 49810), (1700, 47173), (1955, 41020), (2051, 39100), (2300, 34867), (2380, 33695), (2737, 29300), (2930, 27370), (2975, 26956), (3220, 24905), (3910, 20510), (4025, 19924), (4102, 19550), (4981, 16100), (5474, 14650), (5860, 13685), (5950, 13478), (6739, 11900), (7325, 10948), (7820, 10255), (8050, 9962), (8204, 9775)]