77549560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 125663240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 79, 88, 92, 97, 110, 115, 158, 184, 194, 220, 230, 253, 316, 388, 395, 440, 460, 485, 506, 632, 776, 790, 869, 920, 970, 1012, 1067, 1265, 1580, 1738, 1817, 1940, 2024, 2134, 2231, 2530, 3160, 3476, 3634, 3880, 4268, 4345, 4462, 5060, 5335, 6952, 7268, 7663, 8536, 8690, 8924, 9085, 10120, 10670, 11155, 14536, 15326, 17380, 17848, 18170, 19987, 21340, 22310, 24541, 30652, 34760, 36340, 38315, 39974, 42680, 44620, 49082, 61304, 72680, 76630, 79948, 84293, 89240, 98164, 99935, 122705, 153260, 159896, 168586, 176249, 196328, 199870, 245410, 306520, 337172, 352498, 399740, 421465, 490820, 674344, 704996, 799480, 842930, 881245, 981640, 1409992, 1685860, 1762490, 1938739, 3371720, 3524980, 3877478, 7049960, 7754956, 9693695, 15509912, 19387390, 38774780, 77549560]

約数ペア:

[(1, 77549560), (2, 38774780), (4, 19387390), (5, 15509912), (8, 9693695), (10, 7754956), (11, 7049960), (20, 3877478), (22, 3524980), (23, 3371720), (40, 1938739), (44, 1762490), (46, 1685860), (55, 1409992), (79, 981640), (88, 881245), (92, 842930), (97, 799480), (110, 704996), (115, 674344), (158, 490820), (184, 421465), (194, 399740), (220, 352498), (230, 337172), (253, 306520), (316, 245410), (388, 199870), (395, 196328), (440, 176249), (460, 168586), (485, 159896), (506, 153260), (632, 122705), (776, 99935), (790, 98164), (869, 89240), (920, 84293), (970, 79948), (1012, 76630), (1067, 72680), (1265, 61304), (1580, 49082), (1738, 44620), (1817, 42680), (1940, 39974), (2024, 38315), (2134, 36340), (2231, 34760), (2530, 30652), (3160, 24541), (3476, 22310), (3634, 21340), (3880, 19987), (4268, 18170), (4345, 17848), (4462, 17380), (5060, 15326), (5335, 14536), (6952, 11155), (7268, 10670), (7663, 10120), (8536, 9085), (8690, 8924)]