7788178892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{25117}}^1$

素因数の和:25290

約数の個数: 48

約数和(自身を含む): 15064771680

約数和(自身を除く): 7276592788

約数列:

[1, 2, 4, 13, 26, 52, 67, 89, 134, 178, 268, 356, 871, 1157, 1742, 2314, 3484, 4628, 5963, 11926, 23852, 25117, 50234, 77519, 100468, 155038, 310076, 326521, 653042, 1306084, 1682839, 2235413, 3365678, 4470826, 6731356, 8941652, 21876907, 29060369, 43753814, 58120738, 87507628, 116241476, 149772671, 299545342, 599090684, 1947044723, 3894089446, 7788178892]

約数ペア:

[(1, 7788178892), (2, 3894089446), (4, 1947044723), (13, 599090684), (26, 299545342), (52, 149772671), (67, 116241476), (89, 87507628), (134, 58120738), (178, 43753814), (268, 29060369), (356, 21876907), (871, 8941652), (1157, 6731356), (1742, 4470826), (2314, 3365678), (3484, 2235413), (4628, 1682839), (5963, 1306084), (11926, 653042), (23852, 326521), (25117, 310076), (50234, 155038), (77519, 100468)]