4020235345

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 5828659200

約数和(自身を除く): 1808423855

約数列:

[1, 5, 7, 29, 35, 79, 145, 181, 203, 277, 395, 553, 905, 1015, 1267, 1385, 1939, 2291, 2765, 5249, 6335, 8033, 9695, 11455, 14299, 16037, 21883, 26245, 36743, 40165, 50137, 56231, 71495, 80185, 100093, 109415, 153181, 183715, 250685, 281155, 350959, 414671, 500465, 634607, 765905, 1453973, 1754795, 2073355, 2902697, 3173035, 3960823, 4442249, 7269865, 10177811, 14513485, 19804115, 22211245, 27725761, 50889055, 114863867, 138628805, 574319335, 804047069, 4020235345]

約数ペア:

[(1, 4020235345), (5, 804047069), (7, 574319335), (29, 138628805), (35, 114863867), (79, 50889055), (145, 27725761), (181, 22211245), (203, 19804115), (277, 14513485), (395, 10177811), (553, 7269865), (905, 4442249), (1015, 3960823), (1267, 3173035), (1385, 2902697), (1939, 2073355), (2291, 1754795), (2765, 1453973), (5249, 765905), (6335, 634607), (8033, 500465), (9695, 414671), (11455, 350959), (14299, 281155), (16037, 250685), (21883, 183715), (26245, 153181), (36743, 109415), (40165, 100093), (50137, 80185), (56231, 71495)]