65035520

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 176601600

約数和(自身を除く): 111566080

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, 149, 155, 160, 176, 220, 248, 256, 298, 310, 320, 341, 352, 440, 496, 596, 620, 640, 682, 704, 745, 880, 992, 1192, 1240, 1280, 1364, 1408, 1490, 1639, 1705, 1760, 1984, 2384, 2480, 2728, 2816, 2980, 3278, 3410, 3520, 3968, 4619, 4768, 4960, 5456, 5960, 6556, 6820, 7040, 7936, 8195, 9238, 9536, 9920, 10912, 11920, 13112, 13640, 14080, 16390, 18476, 19072, 19840, 21824, 23095, 23840, 26224, 27280, 32780, 36952, 38144, 39680, 43648, 46190, 47680, 50809, 52448, 54560, 65560, 73904, 87296, 92380, 95360, 101618, 104896, 109120, 131120, 147808, 184760, 190720, 203236, 209792, 218240, 254045, 262240, 295616, 369520, 406472, 419584, 436480, 508090, 524480, 591232, 739040, 812944, 1016180, 1048960, 1182464, 1478080, 1625888, 2032360, 2097920, 2956160, 3251776, 4064720, 5912320, 6503552, 8129440, 13007104, 16258880, 32517760, 65035520]

約数ペア:

[(1, 65035520), (2, 32517760), (4, 16258880), (5, 13007104), (8, 8129440), (10, 6503552), (11, 5912320), (16, 4064720), (20, 3251776), (22, 2956160), (31, 2097920), (32, 2032360), (40, 1625888), (44, 1478080), (55, 1182464), (62, 1048960), (64, 1016180), (80, 812944), (88, 739040), (110, 591232), (124, 524480), (128, 508090), (149, 436480), (155, 419584), (160, 406472), (176, 369520), (220, 295616), (248, 262240), (256, 254045), (298, 218240), (310, 209792), (320, 203236), (341, 190720), (352, 184760), (440, 147808), (496, 131120), (596, 109120), (620, 104896), (640, 101618), (682, 95360), (704, 92380), (745, 87296), (880, 73904), (992, 65560), (1192, 54560), (1240, 52448), (1280, 50809), (1364, 47680), (1408, 46190), (1490, 43648), (1639, 39680), (1705, 38144), (1760, 36952), (1984, 32780), (2384, 27280), (2480, 26224), (2728, 23840), (2816, 23095), (2980, 21824), (3278, 19840), (3410, 19072), (3520, 18476), (3968, 16390), (4619, 14080), (4768, 13640), (4960, 13112), (5456, 11920), (5960, 10912), (6556, 9920), (6820, 9536), (7040, 9238), (7936, 8195)]