65105920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:74

約数の個数: 156

約数和(自身を含む): 181053864

約数和(自身を除く): 115947944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 256, 272, 289, 320, 340, 352, 374, 440, 512, 544, 578, 640, 680, 704, 748, 880, 935, 1024, 1088, 1156, 1280, 1360, 1408, 1445, 1496, 1760, 1870, 2048, 2176, 2312, 2560, 2720, 2816, 2890, 2992, 3179, 3520, 3740, 4096, 4352, 4624, 5120, 5440, 5632, 5780, 5984, 6358, 7040, 7480, 8704, 9248, 10240, 10880, 11264, 11560, 11968, 12716, 14080, 14960, 15895, 17408, 18496, 20480, 21760, 22528, 23120, 23936, 25432, 28160, 29920, 31790, 34816, 36992, 43520, 45056, 46240, 47872, 50864, 56320, 59840, 63580, 69632, 73984, 87040, 92480, 95744, 101728, 112640, 119680, 127160, 147968, 174080, 184960, 191488, 203456, 225280, 239360, 254320, 295936, 348160, 369920, 382976, 406912, 478720, 508640, 591872, 739840, 765952, 813824, 957440, 1017280, 1183744, 1479680, 1627648, 1914880, 2034560, 2959360, 3255296, 3829760, 4069120, 5918720, 6510592, 8138240, 13021184, 16276480, 32552960, 65105920]

約数ペア:

[(1, 65105920), (2, 32552960), (4, 16276480), (5, 13021184), (8, 8138240), (10, 6510592), (11, 5918720), (16, 4069120), (17, 3829760), (20, 3255296), (22, 2959360), (32, 2034560), (34, 1914880), (40, 1627648), (44, 1479680), (55, 1183744), (64, 1017280), (68, 957440), (80, 813824), (85, 765952), (88, 739840), (110, 591872), (128, 508640), (136, 478720), (160, 406912), (170, 382976), (176, 369920), (187, 348160), (220, 295936), (256, 254320), (272, 239360), (289, 225280), (320, 203456), (340, 191488), (352, 184960), (374, 174080), (440, 147968), (512, 127160), (544, 119680), (578, 112640), (640, 101728), (680, 95744), (704, 92480), (748, 87040), (880, 73984), (935, 69632), (1024, 63580), (1088, 59840), (1156, 56320), (1280, 50864), (1360, 47872), (1408, 46240), (1445, 45056), (1496, 43520), (1760, 36992), (1870, 34816), (2048, 31790), (2176, 29920), (2312, 28160), (2560, 25432), (2720, 23936), (2816, 23120), (2890, 22528), (2992, 21760), (3179, 20480), (3520, 18496), (3740, 17408), (4096, 15895), (4352, 14960), (4624, 14080), (5120, 12716), (5440, 11968), (5632, 11560), (5780, 11264), (5984, 10880), (6358, 10240), (7040, 9248), (7480, 8704)]