84563840

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1861}}^1$

素因数の和:1951

約数の個数: 64

約数和(自身を含む): 205117920

約数和(自身を除く): 120554080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 1861, 2272, 2840, 3722, 4544, 5680, 7444, 9088, 9305, 11360, 14888, 18610, 22720, 29776, 37220, 45440, 59552, 74440, 119104, 132131, 148880, 238208, 264262, 297760, 528524, 595520, 660655, 1057048, 1191040, 1321310, 2114096, 2642620, 4228192, 5285240, 8456384, 10570480, 16912768, 21140960, 42281920, 84563840]

約数ペア:

[(1, 84563840), (2, 42281920), (4, 21140960), (5, 16912768), (8, 10570480), (10, 8456384), (16, 5285240), (20, 4228192), (32, 2642620), (40, 2114096), (64, 1321310), (71, 1191040), (80, 1057048), (128, 660655), (142, 595520), (160, 528524), (284, 297760), (320, 264262), (355, 238208), (568, 148880), (640, 132131), (710, 119104), (1136, 74440), (1420, 59552), (1861, 45440), (2272, 37220), (2840, 29776), (3722, 22720), (4544, 18610), (5680, 14888), (7444, 11360), (9088, 9305)]