80630480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 120

約数和(自身を含む): 222048288

約数和(自身を除く): 141417808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 67, 70, 80, 98, 112, 134, 140, 196, 245, 268, 280, 307, 335, 392, 469, 490, 536, 560, 614, 670, 784, 938, 980, 1072, 1228, 1340, 1535, 1876, 1960, 2149, 2345, 2456, 2680, 3070, 3283, 3752, 3920, 4298, 4690, 4912, 5360, 6140, 6566, 7504, 8596, 9380, 10745, 12280, 13132, 15043, 16415, 17192, 18760, 20569, 21490, 24560, 26264, 30086, 32830, 34384, 37520, 41138, 42980, 52528, 60172, 65660, 75215, 82276, 85960, 102845, 120344, 131320, 143983, 150430, 164552, 171920, 205690, 240688, 262640, 287966, 300860, 329104, 411380, 575932, 601720, 719915, 822760, 1007881, 1151864, 1203440, 1439830, 1645520, 2015762, 2303728, 2879660, 4031524, 5039405, 5759320, 8063048, 10078810, 11518640, 16126096, 20157620, 40315240, 80630480]

約数ペア:

[(1, 80630480), (2, 40315240), (4, 20157620), (5, 16126096), (7, 11518640), (8, 10078810), (10, 8063048), (14, 5759320), (16, 5039405), (20, 4031524), (28, 2879660), (35, 2303728), (40, 2015762), (49, 1645520), (56, 1439830), (67, 1203440), (70, 1151864), (80, 1007881), (98, 822760), (112, 719915), (134, 601720), (140, 575932), (196, 411380), (245, 329104), (268, 300860), (280, 287966), (307, 262640), (335, 240688), (392, 205690), (469, 171920), (490, 164552), (536, 150430), (560, 143983), (614, 131320), (670, 120344), (784, 102845), (938, 85960), (980, 82276), (1072, 75215), (1228, 65660), (1340, 60172), (1535, 52528), (1876, 42980), (1960, 41138), (2149, 37520), (2345, 34384), (2456, 32830), (2680, 30086), (3070, 26264), (3283, 24560), (3752, 21490), (3920, 20569), (4298, 18760), (4690, 17192), (4912, 16415), (5360, 15043), (6140, 13132), (6566, 12280), (7504, 10745), (8596, 9380)]