77959840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1481}}^1$

素因数の和:1550

約数の個数: 96

約数和(自身を含む): 215115264

約数和(自身を除く): 137155424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 70, 80, 94, 112, 140, 160, 188, 224, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1120, 1316, 1481, 1504, 1645, 1880, 2632, 2962, 3290, 3760, 5264, 5924, 6580, 7405, 7520, 10367, 10528, 11848, 13160, 14810, 20734, 23696, 26320, 29620, 41468, 47392, 51835, 52640, 59240, 69607, 82936, 103670, 118480, 139214, 165872, 207340, 236960, 278428, 331744, 348035, 414680, 487249, 556856, 696070, 829360, 974498, 1113712, 1392140, 1658720, 1948996, 2227424, 2436245, 2784280, 3897992, 4872490, 5568560, 7795984, 9744980, 11137120, 15591968, 19489960, 38979920, 77959840]

約数ペア:

[(1, 77959840), (2, 38979920), (4, 19489960), (5, 15591968), (7, 11137120), (8, 9744980), (10, 7795984), (14, 5568560), (16, 4872490), (20, 3897992), (28, 2784280), (32, 2436245), (35, 2227424), (40, 1948996), (47, 1658720), (56, 1392140), (70, 1113712), (80, 974498), (94, 829360), (112, 696070), (140, 556856), (160, 487249), (188, 414680), (224, 348035), (235, 331744), (280, 278428), (329, 236960), (376, 207340), (470, 165872), (560, 139214), (658, 118480), (752, 103670), (940, 82936), (1120, 69607), (1316, 59240), (1481, 52640), (1504, 51835), (1645, 47392), (1880, 41468), (2632, 29620), (2962, 26320), (3290, 23696), (3760, 20734), (5264, 14810), (5924, 13160), (6580, 11848), (7405, 10528), (7520, 10367)]