4494513920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8713}}^1$

素因数の和:8778

約数の個数: 144

約数和(自身を含む): 11969271552

約数和(自身を除く): 7474757632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1612, 1664, 1984, 2015, 2080, 2480, 3224, 3328, 3968, 4030, 4160, 4960, 6448, 7936, 8060, 8320, 8713, 9920, 12896, 16120, 16640, 17426, 19840, 25792, 32240, 34852, 39680, 43565, 51584, 64480, 69704, 87130, 103168, 113269, 128960, 139408, 174260, 226538, 257920, 270103, 278816, 348520, 453076, 515840, 540206, 557632, 566345, 697040, 906152, 1080412, 1115264, 1132690, 1350515, 1394080, 1812304, 2160824, 2230528, 2265380, 2701030, 2788160, 3511339, 3624608, 4321648, 4530760, 5402060, 5576320, 7022678, 7249216, 8643296, 9061520, 10804120, 11152640, 14045356, 14498432, 17286592, 17556695, 18123040, 21608240, 28090712, 28996864, 34573184, 35113390, 36246080, 43216480, 56181424, 69146368, 70226780, 72492160, 86432960, 112362848, 140453560, 144984320, 172865920, 224725696, 280907120, 345731840, 449451392, 561814240, 898902784, 1123628480, 2247256960, 4494513920]

約数ペア:

[(1, 4494513920), (2, 2247256960), (4, 1123628480), (5, 898902784), (8, 561814240), (10, 449451392), (13, 345731840), (16, 280907120), (20, 224725696), (26, 172865920), (31, 144984320), (32, 140453560), (40, 112362848), (52, 86432960), (62, 72492160), (64, 70226780), (65, 69146368), (80, 56181424), (104, 43216480), (124, 36246080), (128, 35113390), (130, 34573184), (155, 28996864), (160, 28090712), (208, 21608240), (248, 18123040), (256, 17556695), (260, 17286592), (310, 14498432), (320, 14045356), (403, 11152640), (416, 10804120), (496, 9061520), (520, 8643296), (620, 7249216), (640, 7022678), (806, 5576320), (832, 5402060), (992, 4530760), (1040, 4321648), (1240, 3624608), (1280, 3511339), (1612, 2788160), (1664, 2701030), (1984, 2265380), (2015, 2230528), (2080, 2160824), (2480, 1812304), (3224, 1394080), (3328, 1350515), (3968, 1132690), (4030, 1115264), (4160, 1080412), (4960, 906152), (6448, 697040), (7936, 566345), (8060, 557632), (8320, 540206), (8713, 515840), (9920, 453076), (12896, 348520), (16120, 278816), (16640, 270103), (17426, 257920), (19840, 226538), (25792, 174260), (32240, 139408), (34852, 128960), (39680, 113269), (43565, 103168), (51584, 87130), (64480, 69704)]