20123300095

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1\times {\mathrm{7537}}^1$

素因数の和:7971

約数の個数: 32

約数和(自身を含む): 25908045696

約数和(自身を除く): 5784745601

約数列:

[1, 5, 17, 85, 101, 311, 505, 1555, 1717, 5287, 7537, 8585, 26435, 31411, 37685, 128129, 157055, 533987, 640645, 761237, 2344007, 2669935, 3806185, 11720035, 12941029, 39848119, 64705145, 199240595, 236744707, 1183723535, 4024660019, 20123300095]

約数ペア:

[(1, 20123300095), (5, 4024660019), (17, 1183723535), (85, 236744707), (101, 199240595), (311, 64705145), (505, 39848119), (1555, 12941029), (1717, 11720035), (5287, 3806185), (7537, 2669935), (8585, 2344007), (26435, 761237), (31411, 640645), (37685, 533987), (128129, 157055)]