72925460

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 156473856

約数和(自身を除く): 83548396

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 197, 223, 332, 394, 415, 446, 788, 830, 892, 985, 1115, 1660, 1970, 2230, 3940, 4460, 16351, 18509, 32702, 37018, 43931, 65404, 74036, 81755, 87862, 92545, 163510, 175724, 185090, 219655, 327020, 370180, 439310, 878620, 3646273, 7292546, 14585092, 18231365, 36462730, 72925460]

約数ペア:

[(1, 72925460), (2, 36462730), (4, 18231365), (5, 14585092), (10, 7292546), (20, 3646273), (83, 878620), (166, 439310), (197, 370180), (223, 327020), (332, 219655), (394, 185090), (415, 175724), (446, 163510), (788, 92545), (830, 87862), (892, 81755), (985, 74036), (1115, 65404), (1660, 43931), (1970, 37018), (2230, 32702), (3940, 18509), (4460, 16351)]