12400257415

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{2203}}^1$

素因数の和:2456

約数の個数: 64

約数和(自身を含む): 18661708800

約数和(自身を除く): 6261451385

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 139, 445, 455, 623, 695, 973, 1157, 1807, 2203, 3115, 4865, 5785, 8099, 9035, 11015, 12371, 12649, 15421, 28639, 40495, 61855, 63245, 77105, 86597, 143195, 160823, 196067, 200473, 306217, 432985, 804115, 980335, 1002365, 1125761, 1372469, 1531085, 2143519, 2548871, 3980821, 5628805, 6862345, 10717595, 12744355, 17842097, 19904105, 27253313, 27865747, 89210485, 136266565, 139328735, 190773191, 354293069, 953865955, 1771465345, 2480051483, 12400257415]

約数ペア:

[(1, 12400257415), (5, 2480051483), (7, 1771465345), (13, 953865955), (35, 354293069), (65, 190773191), (89, 139328735), (91, 136266565), (139, 89210485), (445, 27865747), (455, 27253313), (623, 19904105), (695, 17842097), (973, 12744355), (1157, 10717595), (1807, 6862345), (2203, 5628805), (3115, 3980821), (4865, 2548871), (5785, 2143519), (8099, 1531085), (9035, 1372469), (11015, 1125761), (12371, 1002365), (12649, 980335), (15421, 804115), (28639, 432985), (40495, 306217), (61855, 200473), (63245, 196067), (77105, 160823), (86597, 143195)]