1956557500

素因数分解:

$2^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{26987}}^1$

素因数の和:27040

約数の個数: 60

約数和(自身を含む): 4426301880

約数和(自身を除く): 2469744380

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 625, 725, 1250, 1450, 2500, 2900, 3625, 7250, 14500, 18125, 26987, 36250, 53974, 72500, 107948, 134935, 269870, 539740, 674675, 782623, 1349350, 1565246, 2698700, 3130492, 3373375, 3913115, 6746750, 7826230, 13493500, 15652460, 16866875, 19565575, 33733750, 39131150, 67467500, 78262300, 97827875, 195655750, 391311500, 489139375, 978278750, 1956557500]

約数ペア:

[(1, 1956557500), (2, 978278750), (4, 489139375), (5, 391311500), (10, 195655750), (20, 97827875), (25, 78262300), (29, 67467500), (50, 39131150), (58, 33733750), (100, 19565575), (116, 16866875), (125, 15652460), (145, 13493500), (250, 7826230), (290, 6746750), (500, 3913115), (580, 3373375), (625, 3130492), (725, 2698700), (1250, 1565246), (1450, 1349350), (2500, 782623), (2900, 674675), (3625, 539740), (7250, 269870), (14500, 134935), (18125, 107948), (26987, 72500), (36250, 53974)]