451341100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{797}}^1\times {\mathrm{809}}^1$

素因数の和:1627

約数の個数: 72

約数和(自身を含む): 1122115680

約数和(自身を除く): 670774580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 797, 809, 1594, 1618, 3188, 3236, 3985, 4045, 5579, 5663, 7970, 8090, 11158, 11326, 15940, 16180, 19925, 20225, 22316, 22652, 27895, 28315, 39850, 40450, 55790, 56630, 79700, 80900, 111580, 113260, 139475, 141575, 278950, 283150, 557900, 566300, 644773, 1289546, 2579092, 3223865, 4513411, 6447730, 9026822, 12895460, 16119325, 18053644, 22567055, 32238650, 45134110, 64477300, 90268220, 112835275, 225670550, 451341100]

約数ペア:

[(1, 451341100), (2, 225670550), (4, 112835275), (5, 90268220), (7, 64477300), (10, 45134110), (14, 32238650), (20, 22567055), (25, 18053644), (28, 16119325), (35, 12895460), (50, 9026822), (70, 6447730), (100, 4513411), (140, 3223865), (175, 2579092), (350, 1289546), (700, 644773), (797, 566300), (809, 557900), (1594, 283150), (1618, 278950), (3188, 141575), (3236, 139475), (3985, 113260), (4045, 111580), (5579, 80900), (5663, 79700), (7970, 56630), (8090, 55790), (11158, 40450), (11326, 39850), (15940, 28315), (16180, 27895), (19925, 22652), (20225, 22316)]