71239235540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1\times {\mathrm{5779}}^1$

素因数の和:6345

約数の個数: 96

約数和(自身を含む): 164824329600

約数和(自身を除く): 93585094060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 409, 548, 685, 818, 1370, 1507, 1636, 2045, 2740, 3014, 4090, 4499, 5779, 6028, 7535, 8180, 8998, 11558, 15070, 17996, 22495, 23116, 28895, 30140, 44990, 56033, 57790, 63569, 89980, 112066, 115580, 127138, 224132, 254276, 280165, 317845, 560330, 616363, 635690, 791723, 1120660, 1232726, 1271380, 1583446, 2363611, 2465452, 3081815, 3166892, 3958615, 4727222, 6163630, 7917230, 8708953, 9454444, 11818055, 12327260, 15834460, 17417906, 23636110, 25999721, 34835812, 43544765, 47272220, 51999442, 87089530, 103998884, 129998605, 174179060, 259997210, 323814707, 519994420, 647629414, 1295258828, 1619073535, 3238147070, 3561961777, 6476294140, 7123923554, 14247847108, 17809808885, 35619617770, 71239235540]

約数ペア:

[(1, 71239235540), (2, 35619617770), (4, 17809808885), (5, 14247847108), (10, 7123923554), (11, 6476294140), (20, 3561961777), (22, 3238147070), (44, 1619073535), (55, 1295258828), (110, 647629414), (137, 519994420), (220, 323814707), (274, 259997210), (409, 174179060), (548, 129998605), (685, 103998884), (818, 87089530), (1370, 51999442), (1507, 47272220), (1636, 43544765), (2045, 34835812), (2740, 25999721), (3014, 23636110), (4090, 17417906), (4499, 15834460), (5779, 12327260), (6028, 11818055), (7535, 9454444), (8180, 8708953), (8998, 7917230), (11558, 6163630), (15070, 4727222), (17996, 3958615), (22495, 3166892), (23116, 3081815), (28895, 2465452), (30140, 2363611), (44990, 1583446), (56033, 1271380), (57790, 1232726), (63569, 1120660), (89980, 791723), (112066, 635690), (115580, 616363), (127138, 560330), (224132, 317845), (254276, 280165)]