82661476280

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2339}}^1\times {\mathrm{6449}}^1$

素因数の和:8936

約数の個数: 64

約数和(自身を含む): 187455060000

約数和(自身を除く): 104793583720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2339, 2740, 4678, 5480, 6449, 9356, 11695, 12898, 18712, 23390, 25796, 32245, 46780, 51592, 64490, 93560, 128980, 257960, 320443, 640886, 883513, 1281772, 1602215, 1767026, 2563544, 3204430, 3534052, 4417565, 6408860, 7068104, 8835130, 12817720, 15084211, 17670260, 30168422, 35340520, 60336844, 75421055, 120673688, 150842110, 301684220, 603368440, 2066536907, 4133073814, 8266147628, 10332684535, 16532295256, 20665369070, 41330738140, 82661476280]

約数ペア:

[(1, 82661476280), (2, 41330738140), (4, 20665369070), (5, 16532295256), (8, 10332684535), (10, 8266147628), (20, 4133073814), (40, 2066536907), (137, 603368440), (274, 301684220), (548, 150842110), (685, 120673688), (1096, 75421055), (1370, 60336844), (2339, 35340520), (2740, 30168422), (4678, 17670260), (5480, 15084211), (6449, 12817720), (9356, 8835130), (11695, 7068104), (12898, 6408860), (18712, 4417565), (23390, 3534052), (25796, 3204430), (32245, 2563544), (46780, 1767026), (51592, 1602215), (64490, 1281772), (93560, 883513), (128980, 640886), (257960, 320443)]