72676460

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{43781}}^1$

素因数の和:43873

約数の個数: 24

約数和(自身を含む): 154462896

約数和(自身を除く): 81786436

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 43781, 87562, 175124, 218905, 437810, 875620, 3633823, 7267646, 14535292, 18169115, 36338230, 72676460]

約数ペア:

[(1, 72676460), (2, 36338230), (4, 18169115), (5, 14535292), (10, 7267646), (20, 3633823), (83, 875620), (166, 437810), (332, 218905), (415, 175124), (830, 87562), (1660, 43781)]