1325556800

素因数分解:

$2^6\times 5^2\times {\mathrm{79}}^1\times {\mathrm{10487}}^1$

素因数の和:10588

約数の個数: 84

約数和(自身を含む): 3303300480

約数和(自身を除く): 1977743680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 158, 160, 200, 316, 320, 395, 400, 632, 790, 800, 1264, 1580, 1600, 1975, 2528, 3160, 3950, 5056, 6320, 7900, 10487, 12640, 15800, 20974, 25280, 31600, 41948, 52435, 63200, 83896, 104870, 126400, 167792, 209740, 262175, 335584, 419480, 524350, 671168, 828473, 838960, 1048700, 1656946, 1677920, 2097400, 3313892, 3355840, 4142365, 4194800, 6627784, 8284730, 8389600, 13255568, 16569460, 16779200, 20711825, 26511136, 33138920, 41423650, 53022272, 66277840, 82847300, 132555680, 165694600, 265111360, 331389200, 662778400, 1325556800]

約数ペア:

[(1, 1325556800), (2, 662778400), (4, 331389200), (5, 265111360), (8, 165694600), (10, 132555680), (16, 82847300), (20, 66277840), (25, 53022272), (32, 41423650), (40, 33138920), (50, 26511136), (64, 20711825), (79, 16779200), (80, 16569460), (100, 13255568), (158, 8389600), (160, 8284730), (200, 6627784), (316, 4194800), (320, 4142365), (395, 3355840), (400, 3313892), (632, 2097400), (790, 1677920), (800, 1656946), (1264, 1048700), (1580, 838960), (1600, 828473), (1975, 671168), (2528, 524350), (3160, 419480), (3950, 335584), (5056, 262175), (6320, 209740), (7900, 167792), (10487, 126400), (12640, 104870), (15800, 83896), (20974, 63200), (25280, 52435), (31600, 41948)]