127869400

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{8093}}^1$

素因数の和:8188

約数の個数: 48

約数和(自身を含む): 301096800

約数和(自身を除く): 173227400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1580, 1975, 3160, 3950, 7900, 8093, 15800, 16186, 32372, 40465, 64744, 80930, 161860, 202325, 323720, 404650, 639347, 809300, 1278694, 1618600, 2557388, 3196735, 5114776, 6393470, 12786940, 15983675, 25573880, 31967350, 63934700, 127869400]

約数ペア:

[(1, 127869400), (2, 63934700), (4, 31967350), (5, 25573880), (8, 15983675), (10, 12786940), (20, 6393470), (25, 5114776), (40, 3196735), (50, 2557388), (79, 1618600), (100, 1278694), (158, 809300), (200, 639347), (316, 404650), (395, 323720), (632, 202325), (790, 161860), (1580, 80930), (1975, 64744), (3160, 40465), (3950, 32372), (7900, 16186), (8093, 15800)]