81106935650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{677}}^1\times {\mathrm{1237}}^1$

素因数の和:2088

約数の個数: 96

約数和(自身を含む): 163927789200

約数和(自身を除く): 82820853550

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 149, 298, 325, 650, 677, 745, 1237, 1354, 1490, 1937, 2474, 3385, 3725, 3874, 6185, 6770, 7450, 8801, 9685, 12370, 16081, 16925, 17602, 19370, 30925, 32162, 33850, 44005, 48425, 61850, 80405, 88010, 96850, 100873, 160810, 184313, 201746, 220025, 368626, 402025, 440050, 504365, 804050, 837449, 921565, 1008730, 1311349, 1674898, 1843130, 2396069, 2521825, 2622698, 4187245, 4607825, 4792138, 5043650, 6556745, 8374490, 9215650, 10886837, 11980345, 13113490, 20936225, 21773674, 23960690, 32783725, 41872450, 54434185, 59901725, 65567450, 108868370, 119803450, 124779901, 249559802, 272170925, 544341850, 623899505, 1247799010, 1622138713, 3119497525, 3244277426, 6238995050, 8110693565, 16221387130, 40553467825, 81106935650]

約数ペア:

[(1, 81106935650), (2, 40553467825), (5, 16221387130), (10, 8110693565), (13, 6238995050), (25, 3244277426), (26, 3119497525), (50, 1622138713), (65, 1247799010), (130, 623899505), (149, 544341850), (298, 272170925), (325, 249559802), (650, 124779901), (677, 119803450), (745, 108868370), (1237, 65567450), (1354, 59901725), (1490, 54434185), (1937, 41872450), (2474, 32783725), (3385, 23960690), (3725, 21773674), (3874, 20936225), (6185, 13113490), (6770, 11980345), (7450, 10886837), (8801, 9215650), (9685, 8374490), (12370, 6556745), (16081, 5043650), (16925, 4792138), (17602, 4607825), (19370, 4187245), (30925, 2622698), (32162, 2521825), (33850, 2396069), (44005, 1843130), (48425, 1674898), (61850, 1311349), (80405, 1008730), (88010, 921565), (96850, 837449), (100873, 804050), (160810, 504365), (184313, 440050), (201746, 402025), (220025, 368626)]