81410070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{55381}}^1$

素因数の和:55405

約数の個数: 48

約数和(自身を含む): 227287728

約数和(自身を除く): 145877658

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 55381, 110762, 166143, 276905, 332286, 387667, 553810, 775334, 830715, 1163001, 1661430, 1938335, 2326002, 2713669, 3876670, 5427338, 5815005, 8141007, 11630010, 13568345, 16282014, 27136690, 40705035, 81410070]

約数ペア:

[(1, 81410070), (2, 40705035), (3, 27136690), (5, 16282014), (6, 13568345), (7, 11630010), (10, 8141007), (14, 5815005), (15, 5427338), (21, 3876670), (30, 2713669), (35, 2326002), (42, 1938335), (49, 1661430), (70, 1163001), (98, 830715), (105, 775334), (147, 553810), (210, 387667), (245, 332286), (294, 276905), (490, 166143), (735, 110762), (1470, 55381)]