78932980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3259}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 190592640

約数和(自身を除く): 111659660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1730, 2422, 3259, 3460, 4844, 6055, 6518, 12110, 13036, 16295, 22813, 24220, 32590, 45626, 65180, 91252, 114065, 228130, 456260, 563807, 1127614, 2255228, 2819035, 3946649, 5638070, 7893298, 11276140, 15786596, 19733245, 39466490, 78932980]

約数ペア:

[(1, 78932980), (2, 39466490), (4, 19733245), (5, 15786596), (7, 11276140), (10, 7893298), (14, 5638070), (20, 3946649), (28, 2819035), (35, 2255228), (70, 1127614), (140, 563807), (173, 456260), (346, 228130), (692, 114065), (865, 91252), (1211, 65180), (1730, 45626), (2422, 32590), (3259, 24220), (3460, 22813), (4844, 16295), (6055, 13036), (6518, 12110)]