98996480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 264902400

約数和(自身を除く): 165905920

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, 256, 316, 320, 352, 356, 395, 440, 445, 632, 640, 704, 712, 790, 869, 880, 890, 979, 1264, 1280, 1408, 1424, 1580, 1738, 1760, 1780, 1958, 2528, 2816, 2848, 3160, 3476, 3520, 3560, 3916, 4345, 4895, 5056, 5696, 6320, 6952, 7031, 7040, 7120, 7832, 8690, 9790, 10112, 11392, 12640, 13904, 14062, 14080, 14240, 15664, 17380, 19580, 20224, 22784, 25280, 27808, 28124, 28480, 31328, 34760, 35155, 39160, 50560, 55616, 56248, 56960, 62656, 69520, 70310, 77341, 78320, 101120, 111232, 112496, 113920, 125312, 139040, 140620, 154682, 156640, 222464, 224992, 250624, 278080, 281240, 309364, 313280, 386705, 449984, 556160, 562480, 618728, 626560, 773410, 899968, 1112320, 1124960, 1237456, 1253120, 1546820, 1799936, 2249920, 2474912, 3093640, 4499840, 4949824, 6187280, 8999680, 9899648, 12374560, 19799296, 24749120, 49498240, 98996480]

約数ペア:

[(1, 98996480), (2, 49498240), (4, 24749120), (5, 19799296), (8, 12374560), (10, 9899648), (11, 8999680), (16, 6187280), (20, 4949824), (22, 4499840), (32, 3093640), (40, 2474912), (44, 2249920), (55, 1799936), (64, 1546820), (79, 1253120), (80, 1237456), (88, 1124960), (89, 1112320), (110, 899968), (128, 773410), (158, 626560), (160, 618728), (176, 562480), (178, 556160), (220, 449984), (256, 386705), (316, 313280), (320, 309364), (352, 281240), (356, 278080), (395, 250624), (440, 224992), (445, 222464), (632, 156640), (640, 154682), (704, 140620), (712, 139040), (790, 125312), (869, 113920), (880, 112496), (890, 111232), (979, 101120), (1264, 78320), (1280, 77341), (1408, 70310), (1424, 69520), (1580, 62656), (1738, 56960), (1760, 56248), (1780, 55616), (1958, 50560), (2528, 39160), (2816, 35155), (2848, 34760), (3160, 31328), (3476, 28480), (3520, 28124), (3560, 27808), (3916, 25280), (4345, 22784), (4895, 20224), (5056, 19580), (5696, 17380), (6320, 15664), (6952, 14240), (7031, 14080), (7040, 14062), (7120, 13904), (7832, 12640), (8690, 11392), (9790, 10112)]