263078690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 554204160

約数和(自身を除く): 291125470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 113, 158, 226, 395, 421, 553, 565, 790, 791, 842, 1106, 1130, 1582, 2105, 2765, 2947, 3955, 4210, 5530, 5894, 7910, 8927, 14735, 17854, 29470, 33259, 44635, 47573, 62489, 66518, 89270, 95146, 124978, 166295, 232813, 237865, 312445, 332590, 333011, 465626, 475730, 624890, 666022, 1164065, 1665055, 2328130, 3330110, 3758267, 7516534, 18791335, 26307869, 37582670, 52615738, 131539345, 263078690]

約数ペア:

[(1, 263078690), (2, 131539345), (5, 52615738), (7, 37582670), (10, 26307869), (14, 18791335), (35, 7516534), (70, 3758267), (79, 3330110), (113, 2328130), (158, 1665055), (226, 1164065), (395, 666022), (421, 624890), (553, 475730), (565, 465626), (790, 333011), (791, 332590), (842, 312445), (1106, 237865), (1130, 232813), (1582, 166295), (2105, 124978), (2765, 95146), (2947, 89270), (3955, 66518), (4210, 62489), (5530, 47573), (5894, 44635), (7910, 33259), (8927, 29470), (14735, 17854)]