71329440020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1\times {\mathrm{69809}}^1$

素因数の和:70952

約数の個数: 48

約数和(自身を含む): 153121812480

約数和(自身を除く): 81792372460

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1087, 2174, 4348, 5435, 10870, 21740, 51089, 69809, 102178, 139618, 204356, 255445, 279236, 349045, 510890, 698090, 1021780, 1396180, 3281023, 6562046, 13124092, 16405115, 32810230, 65620460, 75882383, 151764766, 303529532, 379411915, 758823830, 1517647660, 3566472001, 7132944002, 14265888004, 17832360005, 35664720010, 71329440020]

約数ペア:

[(1, 71329440020), (2, 35664720010), (4, 17832360005), (5, 14265888004), (10, 7132944002), (20, 3566472001), (47, 1517647660), (94, 758823830), (188, 379411915), (235, 303529532), (470, 151764766), (940, 75882383), (1087, 65620460), (2174, 32810230), (4348, 16405115), (5435, 13124092), (10870, 6562046), (21740, 3281023), (51089, 1396180), (69809, 1021780), (102178, 698090), (139618, 510890), (204356, 349045), (255445, 279236)]