85475775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 190487808

約数和(自身を除く): 105012033

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 25, 33, 35, 41, 55, 57, 75, 77, 95, 105, 123, 133, 165, 175, 205, 209, 231, 275, 285, 287, 361, 385, 399, 451, 475, 525, 615, 627, 665, 779, 825, 861, 1025, 1045, 1083, 1155, 1353, 1425, 1435, 1463, 1805, 1925, 1995, 2255, 2337, 2527, 3075, 3135, 3157, 3325, 3895, 3971, 4305, 4389, 5225, 5415, 5453, 5775, 6765, 7175, 7315, 7581, 8569, 9025, 9471, 9975, 11275, 11685, 11913, 12635, 14801, 15675, 15785, 16359, 19475, 19855, 21525, 21945, 25707, 27075, 27265, 27797, 33825, 36575, 37905, 42845, 44403, 47355, 58425, 59565, 59983, 63175, 74005, 78925, 81795, 83391, 99275, 103607, 109725, 128535, 136325, 138985, 162811, 179949, 189525, 214225, 222015, 236775, 297825, 299915, 310821, 370025, 408975, 416955, 488433, 518035, 642675, 694925, 814055, 899745, 1110075, 1139677, 1499575, 1554105, 2084775, 2442165, 2590175, 3419031, 4070275, 4498725, 5698385, 7770525, 12210825, 17095155, 28491925, 85475775]

約数ペア:

[(1, 85475775), (3, 28491925), (5, 17095155), (7, 12210825), (11, 7770525), (15, 5698385), (19, 4498725), (21, 4070275), (25, 3419031), (33, 2590175), (35, 2442165), (41, 2084775), (55, 1554105), (57, 1499575), (75, 1139677), (77, 1110075), (95, 899745), (105, 814055), (123, 694925), (133, 642675), (165, 518035), (175, 488433), (205, 416955), (209, 408975), (231, 370025), (275, 310821), (285, 299915), (287, 297825), (361, 236775), (385, 222015), (399, 214225), (451, 189525), (475, 179949), (525, 162811), (615, 138985), (627, 136325), (665, 128535), (779, 109725), (825, 103607), (861, 99275), (1025, 83391), (1045, 81795), (1083, 78925), (1155, 74005), (1353, 63175), (1425, 59983), (1435, 59565), (1463, 58425), (1805, 47355), (1925, 44403), (1995, 42845), (2255, 37905), (2337, 36575), (2527, 33825), (3075, 27797), (3135, 27265), (3157, 27075), (3325, 25707), (3895, 21945), (3971, 21525), (4305, 19855), (4389, 19475), (5225, 16359), (5415, 15785), (5453, 15675), (5775, 14801), (6765, 12635), (7175, 11913), (7315, 11685), (7581, 11275), (8569, 9975), (9025, 9471)]