257624648750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{26987}}^1$

素因数の和:28107

約数の個数: 80

約数和(自身を含む): 552402474624

約数和(自身を除く): 294777825874

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1091, 1250, 1750, 2182, 4375, 5455, 7637, 8750, 10910, 15274, 26987, 27275, 38185, 53974, 54550, 76370, 134935, 136375, 188909, 190925, 269870, 272750, 377818, 381850, 674675, 681875, 944545, 954625, 1349350, 1363750, 1889090, 1909250, 3373375, 4722725, 4773125, 6746750, 9445450, 9546250, 16866875, 23613625, 29442817, 33733750, 47227250, 58885634, 118068125, 147214085, 206099719, 236136250, 294428170, 412199438, 736070425, 1030498595, 1472140850, 2060997190, 3680352125, 5152492975, 7360704250, 10304985950, 18401760625, 25762464875, 36803521250, 51524929750, 128812324375, 257624648750]

約数ペア:

[(1, 257624648750), (2, 128812324375), (5, 51524929750), (7, 36803521250), (10, 25762464875), (14, 18401760625), (25, 10304985950), (35, 7360704250), (50, 5152492975), (70, 3680352125), (125, 2060997190), (175, 1472140850), (250, 1030498595), (350, 736070425), (625, 412199438), (875, 294428170), (1091, 236136250), (1250, 206099719), (1750, 147214085), (2182, 118068125), (4375, 58885634), (5455, 47227250), (7637, 33733750), (8750, 29442817), (10910, 23613625), (15274, 16866875), (26987, 9546250), (27275, 9445450), (38185, 6746750), (53974, 4773125), (54550, 4722725), (76370, 3373375), (134935, 1909250), (136375, 1889090), (188909, 1363750), (190925, 1349350), (269870, 954625), (272750, 944545), (377818, 681875), (381850, 674675)]