80715745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 112752000

約数和(自身を除く): 32036255

約数列:

[1, 5, 11, 17, 55, 85, 173, 187, 499, 865, 935, 1903, 2495, 2941, 5489, 8483, 9515, 14705, 27445, 32351, 42415, 86327, 93313, 161755, 431635, 466565, 949597, 1467559, 4747985, 7337795, 16143149, 80715745]

約数ペア:

[(1, 80715745), (5, 16143149), (11, 7337795), (17, 4747985), (55, 1467559), (85, 949597), (173, 466565), (187, 431635), (499, 161755), (865, 93313), (935, 86327), (1903, 42415), (2495, 32351), (2941, 27445), (5489, 14705), (8483, 9515)]