28537750

素因数分解:

$2^1\times 5^3\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 53775072

約数和(自身を除く): 25237322

約数列:

[1, 2, 5, 10, 25, 50, 125, 211, 250, 422, 541, 1055, 1082, 2110, 2705, 5275, 5410, 10550, 13525, 26375, 27050, 52750, 67625, 114151, 135250, 228302, 570755, 1141510, 2853775, 5707550, 14268875, 28537750]

約数ペア:

[(1, 28537750), (2, 14268875), (5, 5707550), (10, 2853775), (25, 1141510), (50, 570755), (125, 228302), (211, 135250), (250, 114151), (422, 67625), (541, 52750), (1055, 27050), (1082, 26375), (2110, 13525), (2705, 10550), (5275, 5410)]