813045910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1667}}^1$

素因数の和:1861

約数の個数: 64

約数和(自身を含む): 1642913280

約数和(自身を除く): 829867370

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 151, 170, 190, 302, 323, 646, 755, 1510, 1615, 1667, 2567, 2869, 3230, 3334, 5134, 5738, 8335, 12835, 14345, 16670, 25670, 28339, 28690, 31673, 48773, 56678, 63346, 97546, 141695, 158365, 243865, 251717, 283390, 316730, 487730, 503434, 538441, 1076882, 1258585, 2517170, 2692205, 4279189, 4782623, 5384410, 8558378, 9565246, 21395945, 23913115, 42791890, 47826230, 81304591, 162609182, 406522955, 813045910]

約数ペア:

[(1, 813045910), (2, 406522955), (5, 162609182), (10, 81304591), (17, 47826230), (19, 42791890), (34, 23913115), (38, 21395945), (85, 9565246), (95, 8558378), (151, 5384410), (170, 4782623), (190, 4279189), (302, 2692205), (323, 2517170), (646, 1258585), (755, 1076882), (1510, 538441), (1615, 503434), (1667, 487730), (2567, 316730), (2869, 283390), (3230, 251717), (3334, 243865), (5134, 158365), (5738, 141695), (8335, 97546), (12835, 63346), (14345, 56678), (16670, 48773), (25670, 31673), (28339, 28690)]