20809864500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{503}}^1\times {\mathrm{27581}}^1$

素因数の和:28106

約数の個数: 96

約数和(自身を含む): 60721000704

約数和(自身を除く): 39911136204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 503, 750, 1006, 1500, 1509, 2012, 2515, 3018, 5030, 6036, 7545, 10060, 12575, 15090, 25150, 27581, 30180, 37725, 50300, 55162, 62875, 75450, 82743, 110324, 125750, 137905, 150900, 165486, 188625, 251500, 275810, 330972, 377250, 413715, 551620, 689525, 754500, 827430, 1379050, 1654860, 2068575, 2758100, 3447625, 4137150, 6895250, 8274300, 10342875, 13790500, 13873243, 20685750, 27746486, 41371500, 41619729, 55492972, 69366215, 83239458, 138732430, 166478916, 208098645, 277464860, 346831075, 416197290, 693662150, 832394580, 1040493225, 1387324300, 1734155375, 2080986450, 3468310750, 4161972900, 5202466125, 6936621500, 10404932250, 20809864500]

約数ペア:

[(1, 20809864500), (2, 10404932250), (3, 6936621500), (4, 5202466125), (5, 4161972900), (6, 3468310750), (10, 2080986450), (12, 1734155375), (15, 1387324300), (20, 1040493225), (25, 832394580), (30, 693662150), (50, 416197290), (60, 346831075), (75, 277464860), (100, 208098645), (125, 166478916), (150, 138732430), (250, 83239458), (300, 69366215), (375, 55492972), (500, 41619729), (503, 41371500), (750, 27746486), (1006, 20685750), (1500, 13873243), (1509, 13790500), (2012, 10342875), (2515, 8274300), (3018, 6895250), (5030, 4137150), (6036, 3447625), (7545, 2758100), (10060, 2068575), (12575, 1654860), (15090, 1379050), (25150, 827430), (27581, 754500), (30180, 689525), (37725, 551620), (50300, 413715), (55162, 377250), (62875, 330972), (75450, 275810), (82743, 251500), (110324, 188625), (125750, 165486), (137905, 150900)]