28525920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:972

約数の個数: 96

約数和(自身を含む): 91300608

約数和(自身を除く): 62774688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 67, 80, 96, 120, 134, 160, 201, 240, 268, 335, 402, 480, 536, 670, 804, 887, 1005, 1072, 1340, 1608, 1774, 2010, 2144, 2661, 2680, 3216, 3548, 4020, 4435, 5322, 5360, 6432, 7096, 8040, 8870, 10644, 10720, 13305, 14192, 16080, 17740, 21288, 26610, 28384, 32160, 35480, 42576, 53220, 59429, 70960, 85152, 106440, 118858, 141920, 178287, 212880, 237716, 297145, 356574, 425760, 475432, 594290, 713148, 891435, 950864, 1188580, 1426296, 1782870, 1901728, 2377160, 2852592, 3565740, 4754320, 5705184, 7131480, 9508640, 14262960, 28525920]

約数ペア:

[(1, 28525920), (2, 14262960), (3, 9508640), (4, 7131480), (5, 5705184), (6, 4754320), (8, 3565740), (10, 2852592), (12, 2377160), (15, 1901728), (16, 1782870), (20, 1426296), (24, 1188580), (30, 950864), (32, 891435), (40, 713148), (48, 594290), (60, 475432), (67, 425760), (80, 356574), (96, 297145), (120, 237716), (134, 212880), (160, 178287), (201, 141920), (240, 118858), (268, 106440), (335, 85152), (402, 70960), (480, 59429), (536, 53220), (670, 42576), (804, 35480), (887, 32160), (1005, 28384), (1072, 26610), (1340, 21288), (1608, 17740), (1774, 16080), (2010, 14192), (2144, 13305), (2661, 10720), (2680, 10644), (3216, 8870), (3548, 8040), (4020, 7096), (4435, 6432), (5322, 5360)]