38979850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{659}}^1$

素因数の和:704

約数の個数: 72

約数和(自身を含む): 89860320

約数和(自身を除く): 50880470

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 169, 175, 182, 325, 338, 350, 455, 650, 659, 845, 910, 1183, 1318, 1690, 2275, 2366, 3295, 4225, 4550, 4613, 5915, 6590, 8450, 8567, 9226, 11830, 16475, 17134, 23065, 29575, 32950, 42835, 46130, 59150, 59969, 85670, 111371, 115325, 119938, 214175, 222742, 230650, 299845, 428350, 556855, 599690, 779597, 1113710, 1499225, 1559194, 2784275, 2998450, 3897985, 5568550, 7795970, 19489925, 38979850]

約数ペア:

[(1, 38979850), (2, 19489925), (5, 7795970), (7, 5568550), (10, 3897985), (13, 2998450), (14, 2784275), (25, 1559194), (26, 1499225), (35, 1113710), (50, 779597), (65, 599690), (70, 556855), (91, 428350), (130, 299845), (169, 230650), (175, 222742), (182, 214175), (325, 119938), (338, 115325), (350, 111371), (455, 85670), (650, 59969), (659, 59150), (845, 46130), (910, 42835), (1183, 32950), (1318, 29575), (1690, 23065), (2275, 17134), (2366, 16475), (3295, 11830), (4225, 9226), (4550, 8567), (4613, 8450), (5915, 6590)]