2501780821040

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2969}}^1\times {\mathrm{23993}}^1$

素因数の和:27414

約数の個数: 80

約数和(自身を含む): 5832096811200

約数和(自身を除く): 3330315990160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 2969, 3512, 4390, 5938, 7024, 8780, 11876, 14845, 17560, 23752, 23993, 29690, 35120, 47504, 47986, 59380, 95972, 118760, 119965, 191944, 237520, 239930, 383888, 479860, 959720, 1303391, 1919440, 2606782, 5213564, 6516955, 10427128, 10532927, 13033910, 20854256, 21065854, 26067820, 42131708, 52135640, 52664635, 71235217, 84263416, 104271280, 105329270, 142470434, 168526832, 210658540, 284940868, 356176085, 421317080, 569881736, 712352170, 842634160, 1139763472, 1424704340, 2849408680, 5698817360, 31272260263, 62544520526, 125089041052, 156361301315, 250178082104, 312722602630, 500356164208, 625445205260, 1250890410520, 2501780821040]

約数ペア:

[(1, 2501780821040), (2, 1250890410520), (4, 625445205260), (5, 500356164208), (8, 312722602630), (10, 250178082104), (16, 156361301315), (20, 125089041052), (40, 62544520526), (80, 31272260263), (439, 5698817360), (878, 2849408680), (1756, 1424704340), (2195, 1139763472), (2969, 842634160), (3512, 712352170), (4390, 569881736), (5938, 421317080), (7024, 356176085), (8780, 284940868), (11876, 210658540), (14845, 168526832), (17560, 142470434), (23752, 105329270), (23993, 104271280), (29690, 84263416), (35120, 71235217), (47504, 52664635), (47986, 52135640), (59380, 42131708), (95972, 26067820), (118760, 21065854), (119965, 20854256), (191944, 13033910), (237520, 10532927), (239930, 10427128), (383888, 6516955), (479860, 5213564), (959720, 2606782), (1303391, 1919440)]