78926490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1621}}^1$

素因数の和:2175

約数の個数: 48

約数和(自身を含む): 205715016

約数和(自身を除く): 126788526

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 541, 1082, 1621, 1623, 2705, 3242, 3246, 4863, 4869, 5410, 8105, 8115, 9726, 9738, 14589, 16210, 16230, 24315, 24345, 29178, 48630, 48690, 72945, 145890, 876961, 1753922, 2630883, 4384805, 5261766, 7892649, 8769610, 13154415, 15785298, 26308830, 39463245, 78926490]

約数ペア:

[(1, 78926490), (2, 39463245), (3, 26308830), (5, 15785298), (6, 13154415), (9, 8769610), (10, 7892649), (15, 5261766), (18, 4384805), (30, 2630883), (45, 1753922), (90, 876961), (541, 145890), (1082, 72945), (1621, 48690), (1623, 48630), (2705, 29178), (3242, 24345), (3246, 24315), (4863, 16230), (4869, 16210), (5410, 14589), (8105, 9738), (8115, 9726)]