84427520

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 205299360

約数和(自身を除く): 120871840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 929, 1136, 1280, 1420, 1858, 2272, 2840, 3716, 4544, 4645, 5680, 7432, 9088, 9290, 11360, 14864, 18176, 18580, 22720, 29728, 37160, 45440, 59456, 65959, 74320, 90880, 118912, 131918, 148640, 237824, 263836, 297280, 329795, 527672, 594560, 659590, 1055344, 1189120, 1319180, 2110688, 2638360, 4221376, 5276720, 8442752, 10553440, 16885504, 21106880, 42213760, 84427520]

約数ペア:

[(1, 84427520), (2, 42213760), (4, 21106880), (5, 16885504), (8, 10553440), (10, 8442752), (16, 5276720), (20, 4221376), (32, 2638360), (40, 2110688), (64, 1319180), (71, 1189120), (80, 1055344), (128, 659590), (142, 594560), (160, 527672), (256, 329795), (284, 297280), (320, 263836), (355, 237824), (568, 148640), (640, 131918), (710, 118912), (929, 90880), (1136, 74320), (1280, 65959), (1420, 59456), (1858, 45440), (2272, 37160), (2840, 29728), (3716, 22720), (4544, 18580), (4645, 18176), (5680, 14864), (7432, 11360), (9088, 9290)]