31288893020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{201163}}^1$

素因数の和:201291

約数の個数: 96

約数和(自身を含む): 82731511296

約数和(自身を除く): 51442618276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 101, 110, 140, 154, 202, 220, 308, 385, 404, 505, 707, 770, 1010, 1111, 1414, 1540, 2020, 2222, 2828, 3535, 4444, 5555, 7070, 7777, 11110, 14140, 15554, 22220, 31108, 38885, 77770, 155540, 201163, 402326, 804652, 1005815, 1408141, 2011630, 2212793, 2816282, 4023260, 4425586, 5632564, 7040705, 8851172, 11063965, 14081410, 15489551, 20317463, 22127930, 28162820, 30979102, 40634926, 44255860, 61958204, 77447755, 81269852, 101587315, 142222241, 154895510, 203174630, 223492093, 284444482, 309791020, 406349260, 446984186, 568888964, 711111205, 893968372, 1117460465, 1422222410, 1564444651, 2234920930, 2844444820, 3128889302, 4469841860, 6257778604, 7822223255, 15644446510, 31288893020]

約数ペア:

[(1, 31288893020), (2, 15644446510), (4, 7822223255), (5, 6257778604), (7, 4469841860), (10, 3128889302), (11, 2844444820), (14, 2234920930), (20, 1564444651), (22, 1422222410), (28, 1117460465), (35, 893968372), (44, 711111205), (55, 568888964), (70, 446984186), (77, 406349260), (101, 309791020), (110, 284444482), (140, 223492093), (154, 203174630), (202, 154895510), (220, 142222241), (308, 101587315), (385, 81269852), (404, 77447755), (505, 61958204), (707, 44255860), (770, 40634926), (1010, 30979102), (1111, 28162820), (1414, 22127930), (1540, 20317463), (2020, 15489551), (2222, 14081410), (2828, 11063965), (3535, 8851172), (4444, 7040705), (5555, 5632564), (7070, 4425586), (7777, 4023260), (11110, 2816282), (14140, 2212793), (15554, 2011630), (22220, 1408141), (31108, 1005815), (38885, 804652), (77770, 402326), (155540, 201163)]