82540020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4481}}^1$

素因数の和:4800

約数の個数: 48

約数和(自身を含む): 231916608

約数和(自身を除く): 149376588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4481, 4605, 6140, 8962, 9210, 13443, 17924, 18420, 22405, 26886, 44810, 53772, 67215, 89620, 134430, 268860, 1375667, 2751334, 4127001, 5502668, 6878335, 8254002, 13756670, 16508004, 20635005, 27513340, 41270010, 82540020]

約数ペア:

[(1, 82540020), (2, 41270010), (3, 27513340), (4, 20635005), (5, 16508004), (6, 13756670), (10, 8254002), (12, 6878335), (15, 5502668), (20, 4127001), (30, 2751334), (60, 1375667), (307, 268860), (614, 134430), (921, 89620), (1228, 67215), (1535, 53772), (1842, 44810), (3070, 26886), (3684, 22405), (4481, 18420), (4605, 17924), (6140, 13443), (8962, 9210)]