78780650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6379}}^1$

素因数の和:6423

約数の個数: 48

約数和(自身を含む): 166135200

約数和(自身を除く): 87354550

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 2470, 6175, 6379, 12350, 12758, 31895, 63790, 82927, 121201, 159475, 165854, 242402, 318950, 414635, 606005, 829270, 1212010, 1575613, 2073175, 3030025, 3151226, 4146350, 6060050, 7878065, 15756130, 39390325, 78780650]

約数ペア:

[(1, 78780650), (2, 39390325), (5, 15756130), (10, 7878065), (13, 6060050), (19, 4146350), (25, 3151226), (26, 3030025), (38, 2073175), (50, 1575613), (65, 1212010), (95, 829270), (130, 606005), (190, 414635), (247, 318950), (325, 242402), (475, 165854), (494, 159475), (650, 121201), (950, 82927), (1235, 63790), (2470, 31895), (6175, 12758), (6379, 12350)]