28305277160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{136319}}^1$

素因数の和:136538

約数の個数: 64

約数和(自身を含む): 66251520000

約数和(自身を除く): 37946242840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 179, 232, 290, 358, 580, 716, 895, 1160, 1432, 1790, 3580, 5191, 7160, 10382, 20764, 25955, 41528, 51910, 103820, 136319, 207640, 272638, 545276, 681595, 1090552, 1363190, 2726380, 3953251, 5452760, 7906502, 15813004, 19766255, 24401101, 31626008, 39532510, 48802202, 79065020, 97604404, 122005505, 158130040, 195208808, 244011010, 488022020, 707631929, 976044040, 1415263858, 2830527716, 3538159645, 5661055432, 7076319290, 14152638580, 28305277160]

約数ペア:

[(1, 28305277160), (2, 14152638580), (4, 7076319290), (5, 5661055432), (8, 3538159645), (10, 2830527716), (20, 1415263858), (29, 976044040), (40, 707631929), (58, 488022020), (116, 244011010), (145, 195208808), (179, 158130040), (232, 122005505), (290, 97604404), (358, 79065020), (580, 48802202), (716, 39532510), (895, 31626008), (1160, 24401101), (1432, 19766255), (1790, 15813004), (3580, 7906502), (5191, 5452760), (7160, 3953251), (10382, 2726380), (20764, 1363190), (25955, 1090552), (41528, 681595), (51910, 545276), (103820, 272638), (136319, 207640)]