27203650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 25292990

約数列:

[1, 2, 5, 10, 25, 50, 71, 79, 97, 142, 158, 194, 355, 395, 485, 710, 790, 970, 1775, 1975, 2425, 3550, 3950, 4850, 5609, 6887, 7663, 11218, 13774, 15326, 28045, 34435, 38315, 56090, 68870, 76630, 140225, 172175, 191575, 280450, 344350, 383150, 544073, 1088146, 2720365, 5440730, 13601825, 27203650]

約数ペア:

[(1, 27203650), (2, 13601825), (5, 5440730), (10, 2720365), (25, 1088146), (50, 544073), (71, 383150), (79, 344350), (97, 280450), (142, 191575), (158, 172175), (194, 140225), (355, 76630), (395, 68870), (485, 56090), (710, 38315), (790, 34435), (970, 28045), (1775, 15326), (1975, 13774), (2425, 11218), (3550, 7663), (3950, 6887), (4850, 5609)]