65908480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 178956288

約数和(自身を除く): 113047808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 151, 155, 160, 176, 220, 248, 256, 302, 310, 320, 341, 352, 440, 496, 604, 620, 640, 682, 704, 755, 880, 992, 1208, 1240, 1280, 1364, 1408, 1510, 1661, 1705, 1760, 1984, 2416, 2480, 2728, 2816, 3020, 3322, 3410, 3520, 3968, 4681, 4832, 4960, 5456, 6040, 6644, 6820, 7040, 7936, 8305, 9362, 9664, 9920, 10912, 12080, 13288, 13640, 14080, 16610, 18724, 19328, 19840, 21824, 23405, 24160, 26576, 27280, 33220, 37448, 38656, 39680, 43648, 46810, 48320, 51491, 53152, 54560, 66440, 74896, 87296, 93620, 96640, 102982, 106304, 109120, 132880, 149792, 187240, 193280, 205964, 212608, 218240, 257455, 265760, 299584, 374480, 411928, 425216, 436480, 514910, 531520, 599168, 748960, 823856, 1029820, 1063040, 1198336, 1497920, 1647712, 2059640, 2126080, 2995840, 3295424, 4119280, 5991680, 6590848, 8238560, 13181696, 16477120, 32954240, 65908480]

約数ペア:

[(1, 65908480), (2, 32954240), (4, 16477120), (5, 13181696), (8, 8238560), (10, 6590848), (11, 5991680), (16, 4119280), (20, 3295424), (22, 2995840), (31, 2126080), (32, 2059640), (40, 1647712), (44, 1497920), (55, 1198336), (62, 1063040), (64, 1029820), (80, 823856), (88, 748960), (110, 599168), (124, 531520), (128, 514910), (151, 436480), (155, 425216), (160, 411928), (176, 374480), (220, 299584), (248, 265760), (256, 257455), (302, 218240), (310, 212608), (320, 205964), (341, 193280), (352, 187240), (440, 149792), (496, 132880), (604, 109120), (620, 106304), (640, 102982), (682, 96640), (704, 93620), (755, 87296), (880, 74896), (992, 66440), (1208, 54560), (1240, 53152), (1280, 51491), (1364, 48320), (1408, 46810), (1510, 43648), (1661, 39680), (1705, 38656), (1760, 37448), (1984, 33220), (2416, 27280), (2480, 26576), (2728, 24160), (2816, 23405), (3020, 21824), (3322, 19840), (3410, 19328), (3520, 18724), (3968, 16610), (4681, 14080), (4832, 13640), (4960, 13288), (5456, 12080), (6040, 10912), (6644, 9920), (6820, 9664), (7040, 9362), (7936, 8305)]