72320885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2999}}^1$

素因数の和:3077

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 36543115

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 689, 1855, 2999, 3445, 4823, 14995, 20993, 24115, 38987, 104965, 158947, 194935, 272909, 794735, 1112629, 1364545, 2066311, 5563145, 10331555, 14464177, 72320885]

約数ペア:

[(1, 72320885), (5, 14464177), (7, 10331555), (13, 5563145), (35, 2066311), (53, 1364545), (65, 1112629), (91, 794735), (265, 272909), (371, 194935), (455, 158947), (689, 104965), (1855, 38987), (2999, 24115), (3445, 20993), (4823, 14995)]