13306628480

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1\times {\mathrm{827}}^1$

素因数の和:1688

約数の個数: 128

約数和(自身を含む): 32917570560

約数和(自身を除く): 19610942080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 811, 827, 992, 1240, 1622, 1654, 1984, 2480, 3244, 3308, 3968, 4055, 4135, 4960, 6488, 6616, 8110, 8270, 9920, 12976, 13232, 16220, 16540, 19840, 25141, 25637, 25952, 26464, 32440, 33080, 50282, 51274, 51904, 52928, 64880, 66160, 100564, 102548, 103808, 105856, 125705, 128185, 129760, 132320, 201128, 205096, 251410, 256370, 259520, 264640, 402256, 410192, 502820, 512740, 519040, 529280, 670697, 804512, 820384, 1005640, 1025480, 1341394, 1609024, 1640768, 2011280, 2050960, 2682788, 3218048, 3281536, 3353485, 4022560, 4101920, 5365576, 6706970, 8045120, 8203840, 10731152, 13413940, 16090240, 16407680, 20791607, 21462304, 26827880, 41583214, 42924608, 53655760, 83166428, 85849216, 103958035, 107311520, 166332856, 207916070, 214623040, 332665712, 415832140, 429246080, 665331424, 831664280, 1330662848, 1663328560, 2661325696, 3326657120, 6653314240, 13306628480]

約数ペア:

[(1, 13306628480), (2, 6653314240), (4, 3326657120), (5, 2661325696), (8, 1663328560), (10, 1330662848), (16, 831664280), (20, 665331424), (31, 429246080), (32, 415832140), (40, 332665712), (62, 214623040), (64, 207916070), (80, 166332856), (124, 107311520), (128, 103958035), (155, 85849216), (160, 83166428), (248, 53655760), (310, 42924608), (320, 41583214), (496, 26827880), (620, 21462304), (640, 20791607), (811, 16407680), (827, 16090240), (992, 13413940), (1240, 10731152), (1622, 8203840), (1654, 8045120), (1984, 6706970), (2480, 5365576), (3244, 4101920), (3308, 4022560), (3968, 3353485), (4055, 3281536), (4135, 3218048), (4960, 2682788), (6488, 2050960), (6616, 2011280), (8110, 1640768), (8270, 1609024), (9920, 1341394), (12976, 1025480), (13232, 1005640), (16220, 820384), (16540, 804512), (19840, 670697), (25141, 529280), (25637, 519040), (25952, 512740), (26464, 502820), (32440, 410192), (33080, 402256), (50282, 264640), (51274, 259520), (51904, 256370), (52928, 251410), (64880, 205096), (66160, 201128), (100564, 132320), (102548, 129760), (103808, 128185), (105856, 125705)]