49498240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 132192000

約数和(自身を除く): 82693760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 89, 110, 128, 158, 160, 176, 178, 220, 316, 320, 352, 356, 395, 440, 445, 632, 640, 704, 712, 790, 869, 880, 890, 979, 1264, 1408, 1424, 1580, 1738, 1760, 1780, 1958, 2528, 2848, 3160, 3476, 3520, 3560, 3916, 4345, 4895, 5056, 5696, 6320, 6952, 7031, 7040, 7120, 7832, 8690, 9790, 10112, 11392, 12640, 13904, 14062, 14240, 15664, 17380, 19580, 25280, 27808, 28124, 28480, 31328, 34760, 35155, 39160, 50560, 55616, 56248, 56960, 62656, 69520, 70310, 77341, 78320, 111232, 112496, 125312, 139040, 140620, 154682, 156640, 224992, 278080, 281240, 309364, 313280, 386705, 449984, 556160, 562480, 618728, 626560, 773410, 899968, 1124960, 1237456, 1546820, 2249920, 2474912, 3093640, 4499840, 4949824, 6187280, 9899648, 12374560, 24749120, 49498240]

約数ペア:

[(1, 49498240), (2, 24749120), (4, 12374560), (5, 9899648), (8, 6187280), (10, 4949824), (11, 4499840), (16, 3093640), (20, 2474912), (22, 2249920), (32, 1546820), (40, 1237456), (44, 1124960), (55, 899968), (64, 773410), (79, 626560), (80, 618728), (88, 562480), (89, 556160), (110, 449984), (128, 386705), (158, 313280), (160, 309364), (176, 281240), (178, 278080), (220, 224992), (316, 156640), (320, 154682), (352, 140620), (356, 139040), (395, 125312), (440, 112496), (445, 111232), (632, 78320), (640, 77341), (704, 70310), (712, 69520), (790, 62656), (869, 56960), (880, 56248), (890, 55616), (979, 50560), (1264, 39160), (1408, 35155), (1424, 34760), (1580, 31328), (1738, 28480), (1760, 28124), (1780, 27808), (1958, 25280), (2528, 19580), (2848, 17380), (3160, 15664), (3476, 14240), (3520, 14062), (3560, 13904), (3916, 12640), (4345, 11392), (4895, 10112), (5056, 9790), (5696, 8690), (6320, 7832), (6952, 7120), (7031, 7040)]