84839680

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:939

約数の個数: 72

約数和(自身を含む): 206035200

約数和(自身を除く): 121195520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 632, 640, 790, 839, 1264, 1280, 1580, 1678, 2528, 3160, 3356, 4195, 5056, 6320, 6712, 8390, 10112, 12640, 13424, 16780, 20224, 25280, 26848, 33560, 50560, 53696, 66281, 67120, 101120, 107392, 132562, 134240, 214784, 265124, 268480, 331405, 530248, 536960, 662810, 1060496, 1073920, 1325620, 2120992, 2651240, 4241984, 5302480, 8483968, 10604960, 16967936, 21209920, 42419840, 84839680]

約数ペア:

[(1, 84839680), (2, 42419840), (4, 21209920), (5, 16967936), (8, 10604960), (10, 8483968), (16, 5302480), (20, 4241984), (32, 2651240), (40, 2120992), (64, 1325620), (79, 1073920), (80, 1060496), (128, 662810), (158, 536960), (160, 530248), (256, 331405), (316, 268480), (320, 265124), (395, 214784), (632, 134240), (640, 132562), (790, 107392), (839, 101120), (1264, 67120), (1280, 66281), (1580, 53696), (1678, 50560), (2528, 33560), (3160, 26848), (3356, 25280), (4195, 20224), (5056, 16780), (6320, 13424), (6712, 12640), (8390, 10112)]