90190575

素因数分解:

$3^2\times 5^2\times {\mathrm{251}}^1\times {\mathrm{1597}}^1$

素因数の和:1864

約数の個数: 36

約数和(自身を含む): 162286488

約数和(自身を除く): 72095913

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 251, 753, 1255, 1597, 2259, 3765, 4791, 6275, 7985, 11295, 14373, 18825, 23955, 39925, 56475, 71865, 119775, 359325, 400847, 1202541, 2004235, 3607623, 6012705, 10021175, 18038115, 30063525, 90190575]

約数ペア:

[(1, 90190575), (3, 30063525), (5, 18038115), (9, 10021175), (15, 6012705), (25, 3607623), (45, 2004235), (75, 1202541), (225, 400847), (251, 359325), (753, 119775), (1255, 71865), (1597, 56475), (2259, 39925), (3765, 23955), (4791, 18825), (6275, 14373), (7985, 11295)]