101219840

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2123

約数の個数: 80

約数和(自身を含む): 255586320

約数和(自身を除く): 154366480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2081, 2432, 2560, 3040, 4162, 4864, 6080, 8324, 9728, 10405, 12160, 16648, 20810, 24320, 33296, 39539, 41620, 48640, 66592, 79078, 83240, 133184, 158156, 166480, 197695, 266368, 316312, 332960, 395390, 532736, 632624, 665920, 790780, 1065472, 1265248, 1331840, 1581560, 2530496, 2663680, 3163120, 5060992, 5327360, 6326240, 10121984, 12652480, 20243968, 25304960, 50609920, 101219840]

約数ペア:

[(1, 101219840), (2, 50609920), (4, 25304960), (5, 20243968), (8, 12652480), (10, 10121984), (16, 6326240), (19, 5327360), (20, 5060992), (32, 3163120), (38, 2663680), (40, 2530496), (64, 1581560), (76, 1331840), (80, 1265248), (95, 1065472), (128, 790780), (152, 665920), (160, 632624), (190, 532736), (256, 395390), (304, 332960), (320, 316312), (380, 266368), (512, 197695), (608, 166480), (640, 158156), (760, 133184), (1216, 83240), (1280, 79078), (1520, 66592), (2081, 48640), (2432, 41620), (2560, 39539), (3040, 33296), (4162, 24320), (4864, 20810), (6080, 16648), (8324, 12160), (9728, 10405)]