87388275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1907}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 158989824

約数和(自身を除く): 71601549

約数列:

[1, 3, 5, 13, 15, 25, 39, 47, 65, 75, 141, 195, 235, 325, 611, 705, 975, 1175, 1833, 1907, 3055, 3525, 5721, 9165, 9535, 15275, 24791, 28605, 45825, 47675, 74373, 89629, 123955, 143025, 268887, 371865, 448145, 619775, 1165177, 1344435, 1859325, 2240725, 3495531, 5825885, 6722175, 17477655, 29129425, 87388275]

約数ペア:

[(1, 87388275), (3, 29129425), (5, 17477655), (13, 6722175), (15, 5825885), (25, 3495531), (39, 2240725), (47, 1859325), (65, 1344435), (75, 1165177), (141, 619775), (195, 448145), (235, 371865), (325, 268887), (611, 143025), (705, 123955), (975, 89629), (1175, 74373), (1833, 47675), (1907, 45825), (3055, 28605), (3525, 24791), (5721, 15275), (9165, 9535)]