6645748750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9649}}^1$

素因数の和:9719

約数の個数: 80

約数和(自身を含む): 13565970000

約数和(自身を除く): 6920221250

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 125, 145, 190, 250, 290, 475, 551, 625, 725, 950, 1102, 1250, 1450, 2375, 2755, 3625, 4750, 5510, 7250, 9649, 11875, 13775, 18125, 19298, 23750, 27550, 36250, 48245, 68875, 96490, 137750, 183331, 241225, 279821, 344375, 366662, 482450, 559642, 688750, 916655, 1206125, 1399105, 1833310, 2412250, 2798210, 4583275, 5316599, 6030625, 6995525, 9166550, 10633198, 12061250, 13991050, 22916375, 26582995, 34977625, 45832750, 53165990, 69955250, 114581875, 132914975, 174888125, 229163750, 265829950, 349776250, 664574875, 1329149750, 3322874375, 6645748750]

約数ペア:

[(1, 6645748750), (2, 3322874375), (5, 1329149750), (10, 664574875), (19, 349776250), (25, 265829950), (29, 229163750), (38, 174888125), (50, 132914975), (58, 114581875), (95, 69955250), (125, 53165990), (145, 45832750), (190, 34977625), (250, 26582995), (290, 22916375), (475, 13991050), (551, 12061250), (625, 10633198), (725, 9166550), (950, 6995525), (1102, 6030625), (1250, 5316599), (1450, 4583275), (2375, 2798210), (2755, 2412250), (3625, 1833310), (4750, 1399105), (5510, 1206125), (7250, 916655), (9649, 688750), (11875, 559642), (13775, 482450), (18125, 366662), (19298, 344375), (23750, 279821), (27550, 241225), (36250, 183331), (48245, 137750), (68875, 96490)]