201399800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{20551}}^1$

素因数の和:20581

約数の個数: 72

約数和(自身を含む): 544730760

約数和(自身を除く): 343330960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 20551, 41102, 82204, 102755, 143857, 164408, 205510, 287714, 411020, 513775, 575428, 719285, 822040, 1006999, 1027550, 1150856, 1438570, 2013998, 2055100, 2877140, 3596425, 4027996, 4110200, 5034995, 5754280, 7192850, 8055992, 10069990, 14385700, 20139980, 25174975, 28771400, 40279960, 50349950, 100699900, 201399800]

約数ペア:

[(1, 201399800), (2, 100699900), (4, 50349950), (5, 40279960), (7, 28771400), (8, 25174975), (10, 20139980), (14, 14385700), (20, 10069990), (25, 8055992), (28, 7192850), (35, 5754280), (40, 5034995), (49, 4110200), (50, 4027996), (56, 3596425), (70, 2877140), (98, 2055100), (100, 2013998), (140, 1438570), (175, 1150856), (196, 1027550), (200, 1006999), (245, 822040), (280, 719285), (350, 575428), (392, 513775), (490, 411020), (700, 287714), (980, 205510), (1225, 164408), (1400, 143857), (1960, 102755), (2450, 82204), (4900, 41102), (9800, 20551)]