2015445575

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{967}}^1$

素因数の和:1065

約数の個数: 72

約数和(自身を含む): 3017244384

約数和(自身を除く): 1001798809

約数列:

[1, 5, 11, 13, 25, 53, 55, 65, 121, 143, 265, 275, 325, 583, 605, 689, 715, 967, 1325, 1573, 2915, 3025, 3445, 3575, 4835, 6413, 7579, 7865, 10637, 12571, 14575, 17225, 24175, 32065, 37895, 39325, 51251, 53185, 62855, 83369, 117007, 138281, 160325, 189475, 256255, 265925, 314275, 416845, 563761, 585035, 666263, 691405, 1281275, 1521091, 2084225, 2818805, 2925175, 3331315, 3457025, 6201371, 7328893, 7605455, 14094025, 16656575, 31006855, 36644465, 38027275, 80617823, 155034275, 183222325, 403089115, 2015445575]

約数ペア:

[(1, 2015445575), (5, 403089115), (11, 183222325), (13, 155034275), (25, 80617823), (53, 38027275), (55, 36644465), (65, 31006855), (121, 16656575), (143, 14094025), (265, 7605455), (275, 7328893), (325, 6201371), (583, 3457025), (605, 3331315), (689, 2925175), (715, 2818805), (967, 2084225), (1325, 1521091), (1573, 1281275), (2915, 691405), (3025, 666263), (3445, 585035), (3575, 563761), (4835, 416845), (6413, 314275), (7579, 265925), (7865, 256255), (10637, 189475), (12571, 160325), (14575, 138281), (17225, 117007), (24175, 83369), (32065, 62855), (37895, 53185), (39325, 51251)]