2138750

素因数分解:

$2^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 40

約数和(自身を含む): 4217400

約数和(自身を除く): 2078650

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 59, 118, 125, 145, 250, 290, 295, 590, 625, 725, 1250, 1450, 1475, 1711, 2950, 3422, 3625, 7250, 7375, 8555, 14750, 17110, 18125, 36250, 36875, 42775, 73750, 85550, 213875, 427750, 1069375, 2138750]

約数ペア:

[(1, 2138750), (2, 1069375), (5, 427750), (10, 213875), (25, 85550), (29, 73750), (50, 42775), (58, 36875), (59, 36250), (118, 18125), (125, 17110), (145, 14750), (250, 8555), (290, 7375), (295, 7250), (590, 3625), (625, 3422), (725, 2950), (1250, 1711), (1450, 1475)]