9988894150

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1409}}^1\times {\mathrm{1997}}^1$

素因数の和:3489

約数の個数: 48

約数和(自身を含む): 18863837280

約数和(自身を除く): 8874943130

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1409, 1775, 1997, 2818, 3550, 3994, 7045, 9985, 14090, 19970, 35225, 49925, 70450, 99850, 100039, 141787, 200078, 283574, 500195, 708935, 1000390, 1417870, 2500975, 2813773, 3544675, 5001950, 5627546, 7089350, 14068865, 28137730, 70344325, 140688650, 199777883, 399555766, 998889415, 1997778830, 4994447075, 9988894150]

約数ペア:

[(1, 9988894150), (2, 4994447075), (5, 1997778830), (10, 998889415), (25, 399555766), (50, 199777883), (71, 140688650), (142, 70344325), (355, 28137730), (710, 14068865), (1409, 7089350), (1775, 5627546), (1997, 5001950), (2818, 3544675), (3550, 2813773), (3994, 2500975), (7045, 1417870), (9985, 1000390), (14090, 708935), (19970, 500195), (35225, 283574), (49925, 200078), (70450, 141787), (99850, 100039)]