2051294354000

素因数分解:

$2^4\times 5^3\times {\mathrm{23971}}^1\times {\mathrm{42787}}^1$

素因数の和:66781

約数の個数: 80

約数和(自身を含む): 4960352594496

約数和(自身を除く): 2909058240496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 23971, 42787, 47942, 85574, 95884, 119855, 171148, 191768, 213935, 239710, 342296, 383536, 427870, 479420, 599275, 684592, 855740, 958840, 1069675, 1198550, 1711480, 1917680, 2139350, 2397100, 2996375, 3422960, 4278700, 4794200, 5348375, 5992750, 8557400, 9588400, 10696750, 11985500, 17114800, 21393500, 23971000, 42787000, 47942000, 85574000, 1025647177, 2051294354, 4102588708, 5128235885, 8205177416, 10256471770, 16410354832, 20512943540, 25641179425, 41025887080, 51282358850, 82051774160, 102564717700, 128205897125, 205129435400, 256411794250, 410258870800, 512823588500, 1025647177000, 2051294354000]

約数ペア:

[(1, 2051294354000), (2, 1025647177000), (4, 512823588500), (5, 410258870800), (8, 256411794250), (10, 205129435400), (16, 128205897125), (20, 102564717700), (25, 82051774160), (40, 51282358850), (50, 41025887080), (80, 25641179425), (100, 20512943540), (125, 16410354832), (200, 10256471770), (250, 8205177416), (400, 5128235885), (500, 4102588708), (1000, 2051294354), (2000, 1025647177), (23971, 85574000), (42787, 47942000), (47942, 42787000), (85574, 23971000), (95884, 21393500), (119855, 17114800), (171148, 11985500), (191768, 10696750), (213935, 9588400), (239710, 8557400), (342296, 5992750), (383536, 5348375), (427870, 4794200), (479420, 4278700), (599275, 3422960), (684592, 2996375), (855740, 2397100), (958840, 2139350), (1069675, 1917680), (1198550, 1711480)]